Radar

Transmitting radio signals into space. Illustration: depositphotos.com

Earth is broadcasting its location to aliens – unintentionally

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New research reveals that civilian and military radar systems emit radio signals strong enough to be detected from hundreds of light years away – and could reveal our existence to intelligent civilizations
Patient monitoring using radar. The image was prepared using DALEE and is not a scientific image.

The medical industry lags behind in implementing technology, Prof. Yunina Eldar and her team have found a solution

Israel Prize laureate, Prof. Yunina Eldar, introduces the radar to the clinic. "Radars are small, inexpensive, and emit waves that are not dangerous to humans. Why don't we use them to monitor patients remotely?"
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
The success of the model can improve the study of bird migration. Pelicans, photo: Reot Alon

If birds were visible to the planes

A new Israeli study presents a solution to the many accidents between aircraft and winged creatures, and for the first time succeeds in identifying with the help of radar flocks of large birds, which until now were considered "invisible"
Very similar in shape to the corona virus. The bullet that will help to hide large aircraft from radar. Photo: Tel Aviv University

A new technology inspired by the structure of the coronavirus will help planes evade radar

The new development will make it possible to disperse a cloud of electromagnetic radiation that will hide the aircraft
The Israeli commercial satellite TECSAR1 that was launched in 2018 and uses radar technology. Photo: Israel Aerospace Industries

The DS-SAR satellite that IAI produced for Singapore has been successfully launched

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The satellite began its mission in space and transmitted first data to the ground station. The DS-SAR radar observation satellite will be used for government and commercial purposes; by the Singapore government and a private company
Aliens are listening for signals from Earth. Illustration: depositphotos.com

Can aliens discover us? New research explains

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What could aliens pick up from the radio leak from Earth? How would Earth look to an alien civilization light years away from us?
A three-dimensional model of a mosquito that was used to conduct a simulation that produces mosquito echoes. Illustration: Moore Taub

New findings about how bats use their natural sonar to detect and hunt insect swarms

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An illustration of the operation of the new radar developed in the laboratory of Prof. Pavel Ginzburg, from the article in Nature Communications:

Researchers at Tel Aviv University have developed a radar that significantly advances the technology for smart and autonomous vehicles

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Fast graphene transistor. Illustration: IBM

A world record in graphene-based transistors

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Photograph of the prototype of the device (credit: Public Relations)

The hitherto untapped terahertz frequencies will enable the remote detection of explosives and camouflaged munitions

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Siren Aid - visual indications for deaf drivers

Students at Ben-Gurion University developed aids for the blind and deaf

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Cosmic scene with DNA, stars, solvents and atomic circles in oral flow.

Stealth antenna

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