What were the first life forms like? In a new perspective article, scientists describe a strategy for answering this question by studying the earliest evolution of electron transport chains, a universal metabolic strategy ...
Evolution
Aug 14, 2023
0
1055
A research team led by Prof. Yossi Paltiel at the Hebrew University of Jerusalem with groups from HUJI, Weizmann and IST Austria has published a new study that reveals the influence of nuclear spin on biological processes. ...
General Physics
Jul 31, 2023
0
182
As outside activities become more popular with the changing seasons, people are looking to protect themselves from sunburns and melanomas, primarily using commercial sunscreens.
Plants & Animals
Jul 3, 2023
0
20
Billions of years ago, Earth was a different place. Intense volcanism, meteorite impacts, and toxic gases like methane made it hostile to modern life. Most notably, it lacked the oxygen-rich environment that makes our planet ...
Ecology
Jun 26, 2023
1
43
A new study finds that hundreds of bacterial groups have evolved in the guts of primate species over millions of years, but humans have lost close to half of these symbiotic bacteria.
Evolution
May 30, 2023
0
190
A trio of macro-biologists and life scientists, two with Queen's University Belfast and the third with Czech University of Life Sciences Prague, has found that the modern "sixth mass extinction" event is going to be even ...
Cellular life hinges on a network of hollow cables called microtubules dynamically lengthening and shortening according to the needs of the moment. During cell division, for instance, these cables latch onto chromosomes and ...
Cell & Microbiology
May 1, 2023
0
20
The biological age of humans and mice undergoes a rapid increase in response to diverse forms of stress, which is reversed following recovery from stress, according to a study publishing on April 21 in the journal Cell Metabolism. ...
Cell & Microbiology
Apr 21, 2023
0
171
Astronomers are currently searching for signs of life in the "habitable zones" of nearby stars, which is defined as the band around a star where liquid water can potentially exist. But a recent paper argues that we need to ...
Astrobiology
Apr 10, 2023
1
33
It's spring in England. The daffodils are in full bloom. A queen yellowjacket (Vespula) wasp emerges from your loft, dopey with hibernation and hungry for nectar. She starts to build a paper nest in which to raise a family. ...
Evolution
Mar 31, 2023
0
591
