September 22, 2015

Enemy Group: The joint activities of Pseudomonas aeruginosa bacteria (above, in an electron microscope photograph) allow them to cause difficult-to-treat infections. Credit: Steve Geschmeissner Science Source

A crack in the bacterial fortress / Karl Zimmer

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University of British Columbia researchers propose a new method to calculate distances in the universe using mysterious bursts of energy. Illustration: Credit: Kris Sigurdson

Has a new method for measuring distances in the universe independent of redshift been discovered?

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The pie chart depicts the tree of all life forms over the entire history of the 3.5 billion years since life first arose, and how it evolved and diversified. Figure: Credit: opentreeoflife.org

The tree of life containing the connections between the 2.3 million species known to science - from bacteria to humans - has been mapped

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An illustration of the movement of the earth around the sun which causes differences in the length of the day and of course also the change of seasons. Photo: shutterstock

Fall is upon us: Yom Kippur falls on Equinox this year

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A polluting power plant. Photo: shutterstock

Single-stage carbon dioxide capture and conversion

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