Common science questions explained

[:he]A woman is running in the desert, wearing a turquoise tunic and dark pants, in a quiet and open landscape.[:]

How do sweat wicking fabrics work?

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A precise dosage of water-repellent materials, alongside spacious weaving and utilization of the power of the capillaries, have upgraded the sporting experience for many. The science behind the "drifit"
Web image showing the quasar J0148 circled in red. The upper small image shows the central black hole and the lower the stellar emission from the host galaxy.

How did black holes get so big and so fast? The answer lies in dark matter

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The coral reef in Eilat, under artificial night lighting. Photo: Shaf Ben Ezra

Contaminate the DNA - how does artificial lighting harm fish?

Israeli researchers examined the effects of light pollution on reef fish and found that sleep disturbances are not a problem reserved only for humans
cancer cell Illustration: depositphotos.com

What predicts your cancer type?

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Boeing's Starliner spacecraft, which flew NASA astronauts Butch Wilmore and Sonny Williams on a manned test flight to the International Space Station, is seen docked at the front dock of the Harmony Module. The image was taken from the window of SpaceX's Dragon Endeavor spacecraft docked in the port adjacent to the Starliner. Credit: NASA A

Is the Starliner spacecraft stuck in space? NASA answers frequently asked questions about the status of the astronauts' return

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NASA is expected to make a decision by the end of August when and how to return the two astronauts stuck on the space station
Most of the wolves in Israel are found in the Golan Heights and the Arabah. Photo: Shlomo Priceblom

About wolves and other animals: how does the predator affect the mammals in the Golan Heights?

A new Israeli study examined how the presence of wolves affects the activity of large mammals. The findings reinforce the importance of the predator in maintaining the integrity of the ecosystem
A long-tailed macaque with a plastic cup in Singapore. Almost everywhere there are people, there is also plastic. Photography: Amos Chua

What happens when plastic reaches the forests and what does it have to do with monkeys?

The Sun is now again approaching its 11-year "Schwab Cycle" maximum activity, here image taken by Solar Orbiter in October 2023. Credit: ESA & NASA/Solar Orbiter/EUI Team

A cosmic mystery solved? New evidence shows that the planets influence the Sun's magnetic cycles.

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Researchers identify eddy currents in the Sun, called Rossby waves, as mediating the tidal effects of Venus, Earth and Jupiter on the Sun's magnetic activity
Live near open spaces. Illustration: depositphotos.com

How much will we agree to compromise on real estate prices linked to agriculture? | Angle

Living near agricultural land was previously considered an undesirable situation, but it seems that this assumption is no longer necessarily true. A new Israeli study shines a spotlight on the changing preferences of Israelis with the help of market analysis
The Asian tiger mosquito Aedes albopictus illustration: depositphotos.com

The Asian tiger mosquito - are you to blame for West Nile fever in Israel?

Asian tiger mosquitoes are also responsible for West Nile fever but also for other serious diseases, and the proliferation of these mosquitoes and mosquitoes in general is closely related to the climate crisis
Testing one of the engine components of the Starliner spacecraft on the International Space Station. Photo: NASA

Is the task possible? NASA and Boeing are moving forward with assessments for the Starliner flight test back to Earth

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recognition. Illustration: depositphotos.com

Is consciousness continuous or composed of "eureka moments"?

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A new research method proposes to analyze changes in behavior and leaps in learning to study consciousness, using sudden increases in learning - "eureka moments" - to identify conscious thought processes and study the mechanisms
Astronaut on Mars round trip will last more than three years A Hrefhttps Depositphotoscom Illustration Depositphotoscom A

Will expired drugs harm future missions to Mars?

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"Those responsible for the health of spaceflight crews will have to find ways to extend the validity of drugs to complete a three-year mission to Mars, choose drugs with a longer shelf life or
Fires on the border between Israel and Lebanon. Illustration: depositphotos.com

The war on the hive: how do the fires affect the bee population in Israel?

Following the severe fires in the north, the beehives were also damaged - what might be the cost of the damage and is there anything that can be done to restore them?
The Gulf Stream - the hot parts in red and the cold in blue. Illustration: depositphotos.com

Will the climate crisis turn off the strong Gulf Stream?

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New research from University College London reveals that the Gulf Stream was stronger during the last ice age due to stronger winds. Could future climate change weaken the current and affect the
Comet attack on young earth. Image: NASA/JPL-Caltech

Mysterious Travelers: Are We Drinking Water Brought by Dark Comets?

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Could asteroids, which are remnants of comets, be one of the main sources of water on Earth?
Seeds from the Garden Bank collection. Photo - Hanita Zemach, Director of Agricultural Research - Volcani Institute

Seeds of hope: how will the plant species damaged in the fighting areas in the Negev and the north be restored?

The Israeli Garden Bank focuses on collecting seeds of as many plants as possible that grew in the Western Negev territories and waits for the day when they can return and plant them
The preplanetary disk around the young star HL Tauri. Credit: ALMA (ESO/NAOJ/NRAO), NSF

Target board or donut? Iron meteorites reveal the early form of our solar system

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The formation of our solar system involved the accretion of gas and dust into a preplanetary disk, with meteorites providing important insights into its early composition.
The picture of the mathematician Remanjuan next to a complicated formula he developed Photo credit: Technion spokesmen

Have breakthroughs in mathematics been discovered through artificial intelligence?

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The researchers of the Faculty of Electrical and Computer Engineering at the Technion developed an algorithm for discovering new formulas and new relationships between mathematical constants
This is how induction cookers work, including a cross-section showing their interior. The figure shows the following components: the ceramic glass surface, the induction coil below it, the power supply unit, a ferromagnetic pot on the stove. The arrows in the figure indicate the magnetic field created by the induction coil and heating the pot. The image was prepared using DALEE and is not used as a scientific image. The text that appears in it is also in the best DALEE tradition "about".

Induction cookers: the next generation in cooking?

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Induction stoves do not heat up and yet heat the food. The secret lies in the magnetic field
A study of medieval warrior monks at the castle of Zorita de los Canes has revealed their lavish diet and violent death, including the unexpected discovery of a female warrior among them, expanding our understanding of gender roles in historical military orders. A skull found at the archaeological site of Zorita de los Canes. Credit: Crema Risk, URV

Were women also knights? Archaeologists have made an unexpected discovery in the burials of warrior monks from the Middle Ages

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Of the 25 skeletons studied, 23 showed signs consistent with a violent death. By studying the proportions of the bones, she realized that among the warriors was a woman.
The Earth's core began to slow down around 2010, moving more slowly than the Earth's surface. Credit: USC

Is the Earth's core losing speed?

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The researchers collected and analyzed seismic data recorded around the South Sandwich Islands from 121 repeated earthquakes that occurred between 1991 and 2023. They also used data from two Soviet nuclear tests between 1971 and 1974,
An astronaut exercises in space to keep fit and healthy. Illustration: depositphotos.com

Will astronauts' kidneys survive a round trip to Mars?

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The results showed that both human and animal kidneys undergo "remodeling" by the conditions in space, with specific renal tubules responsible for calibrating calcium and salt balance showing signs of shrinkage after less than a month

Venus' evil twin or Earth's lost brother? The intriguing case of Gliese 12 b

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The discovery of Gliese 12 b, a Venus-like planet just 40 light-years away, offers new opportunities to understand the conditions that support life in the universe. "Evil Twin" it gets a lot more
A researcher examines a killifish fish. The image was prepared using DALEE and is not a scientific image

Cracking the code for longevity? A breakthrough in understanding the relationship between sex and life expectancy

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A study by Hebrew University researchers opens innovative avenues in understanding the influence of sex cells on life expectancy and sheds light on the central role of sex cells and fertility on longevity
Nano gold sheets. Illustration: depositphotos.com

What are the heat dimensions of nanometric gold?

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Innovative research on thin gold layers has revealed new photoluminescence behavior while advancing our understanding of measuring temperature as well as chemical reactions at the nanometer level
Doomsday asteroid. Illustration: depositphotos.com

Can we discover doomsday asteroids in time?

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Today there is only one system in the world focused on this activity - NASA's Goldstone Solar System Radar, part of the Deep Space Network (DSN). But an idea of ​​a new instrument from the National Radio Astronomy Observatory
Ozenfik weight loss shot. Illustrating the knowledge site using DALEE. The image should not be seen as a scientific image

What do the celebs know about weight loss shots that we should also know?

A researcher at the Faculty of Medicine at Tel Aviv University investigates whether we will soon be able to eat what we want without guilt?
Prof. Yaron Tykochinsky releases sea turtles. Photo courtesy of him

How can you tell if a green sea turtle will grow up to be male or female?

Researchers analyze the DNA and hormonal profile of the green turtles to understand their physiology, development and reproduction and ensure their survival
The Large Hadron Collider LHC is down for an upgrade. Photo: CERN

Why is the mass of the Higgs particle lighter than expected?

Researchers have built a model according to which the mass of the Higgs boson, which helps produce the mass of elementary particles, changed in the early universe, and is therefore much smaller than the standard model of particle physics describes
This illustration shows charged particles from Jupiter hitting the face of Europa, separating icy water molecules into hydrogen and oxygen molecules. The scientists believe that some of these newly formed oxygen gases can move into the moon's subsurface ocean, as the circled figure shows. Credit: NASA/JPL-Caltech/SWRI/PU

Will the moon Europa return? The Juno spacecraft discovered oxygen on Jupiter's moon

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NASA's Juno spacecraft directly measured charged molecules of oxygen and hydrogen from the atmosphere of Europa, one of Jupiter's largest moons. According to new research by scientists at SwRI and Princeton, these observations provided
One of the rainwater collection systems built by the team in April 2022. Photo: Engineers Without Borders team - Israel Tel Aviv

The water news: Can Israel help solve the global water crisis?

The global water crisis is getting worse, and over 2 billion people are expected to suffer from a lack of water by 2050. Meanwhile, Israel is accumulating enormous knowledge and expertise on water management, alongside a thriving ecosystem of companies
dispute resolution. Credit: The Science website via DALEE

Intractable conflict - is there such a thing?

Disputes and conflicts that seem insoluble are not strangers to us, certainly in a challenging time like the one we are experiencing during the Iron Swords War. But is there still a way that will allow us to see the light
A family of chimpanzees. lost the tail Illustration: depositphotos.com

Why did we lose the tail?

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The loss of the tail occurred about 25 million years ago, when the lineage of humans and great apes split from that of the ancient apes. The researchers identified the insertion of a specific AluY element into the intron of the TBXT gene
The image illustrates the complex interactions described in your summary, and shows the complex choices that bacteriophages make between aggression and dormancy within their bacterial hosts, which are influenced by environmental cues and the health of the host. This represents the sophisticated mechanisms at work in bacterial and viral interactions as revealed by the study. Credit: The Science website via DALEE

How do viruses decide whether to stay friendly?

This is how the decision-making mechanism of viruses works
Cut in a fetal body. Courtesy of the researchers

How - and where - does a disease begin?

Researchers discovered which genes are required for each stage of cell differentiation into neural stem cells and neurons, i.e. for brain development, and which of them are involved in diseases of the nervous system
The experimental setup: microfluidic channels with a diameter of 1 micron in which E. coli bacteria were grown for several generations using a variety of fluorescent markers. These markers make it possible to follow important events in the bacterium's life cycle at the single cell level

How does a bacterium know it's time?

on the cellular division plan
cutting Courtesy of the researchers, Tel Aviv University

What improves the cutting process of plants that is considered critical in agriculture?

Researchers have discovered a way to significantly optimize the rooting process in the natural genetic cloning process of plants

Non-grieving anions observed for the first time - a new technology for quantum computing?

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The non-Abelian anions are quasi-particles with fascinating statistical and topological properties. Until recently, these particles were only theoretical, but now a research group from Harvard University has created them for the first time in the laboratory. The discovery is made
Reading thoughts before they become words. The figure was prepared using DALEE software after reading the article.

mind reading? Researchers have developed a method that will allow us to know what we are going to say before we speak

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Individual neurons could recognize, for example, when we are about to touch our tongue to our palate to say the letter D * This will enable the development of prostheses for those suffering from speech problems
Blacks also support Trump. Illustration: depositphotos.com

Every big dog day? The people who hesitate to vaccinate their dogs

A new study reveals that about half of Americans are afraid to vaccinate their dogs, thereby risking the spread of rabies and other diseases that can harm the animal - and humans. And what is the situation in Israel?
Preparation for MRI examination. Image: depositphotos.com

How can the length of time subjects lie down in an MRI machine be shortened?

An artificial neural network can fill in missing information in imaging images of organs such as the brain
Illustrative optical chip: depositphotos.com

How does light propagate in silicon?

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Technion researchers answer this question and pave new paths for applications in communication, imaging and quantum computing
Blacks also support Trump. Illustration: depositphotos.com

Stockholm syndrome in politics, or why African-Americans vote for Trump?

Prof. Udi Sommer and Idan Franco from the School of Political Science, Government and International Relations at Tel Aviv University investigated why African-Americans "score an own goal" and vote for Trump. Does racist self-loathing exist and what is it like?
Prof. Uriel Abolof, photo: Shani Ibel

Hasn't our hope been lost yet?

Prof. Uriel Abolof from the School of Political Science, Government and International Relations at Tel Aviv University, teaches a course on hope and the human condition, which was named the best online course in the world in political science and philosophy
On-the-job competition between humans and artificial intelligence robots. Illustration: depositphotos.com

Replacement of the workplace by robots? At this stage, the artificial intelligence only helps efficiency

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New research reveals: specific work experience affects the effectiveness of using artificial intelligence in the workplace
stereotypic biases. Illustration: depositphotos.com

When and why are we ready to give up money?

Researchers have found that fulfilling a stereotype leads to a reward response in the brain and that people are even willing to give up money for it
Autonomous cars have to decide who to hit in an emergency. Figure courtesy of the researchers

Who is to blame for an accident involving an autonomous vehicle?

Researchers have found that the action of a "driver" in an autonomous vehicle is accepted with more forgiveness than the action of a driver in a regular vehicle
An artist's rendering of the huge void and the filaments and walls that surround it. Credit: Pablo Carlos Budassi

Lost in Space: Is a Vast Void Dividing the Universe?

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The "mourning tension" in cosmology has recently raised questions about the standard cosmological model
Entry of an insulin molecule into a human cell. Illustration: depositphotos.com

Why are diabetics more susceptible to respiratory infections?

35% of the corona patients who died in the epidemic were diabetics. In a new study, Weizmann Institute of Science scientists reveal that high blood sugar levels disrupt the immune system's ability to fight lung infections and present
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