A new study finds that Earth's water may have come from materials that were present in the inner solar system at the time the planet formed—instead of far-reaching comets or asteroids delivering such water. The findings ...
Earth Sciences
Aug 27, 2020
12
801
For those not involved in chemistry or biology, picturing a cell likely brings to mind several discrete, blob-shaped objects; maybe the nucleus, mitochondria, ribosomes and the like.
Bio & Medicine
Aug 25, 2020
0
218
After a dry spell, a rainy day can feel rejuvenating. But for plants, a downpour can mean trouble. Faced with water suddenly rushing into its tissues, a plant must control its cells' volume or risk them exploding.
Cell & Microbiology
Jun 11, 2020
0
109
The formation of our solar system was a messy affair. Most of the material that existed before its formation—material formed around other, long-dead stars—was vaporized, then recondensed into new materials. But some grains ...
Space Exploration
Jun 10, 2020
0
355
Hold that thought: A good grip can mean the difference between life and death for lizards in a hurricane—and as a result, populations hit more frequently by hurricanes have larger toepads.
Evolution
Apr 27, 2020
0
147
Clumps of proteins inside cells are a common thread in many neurodegenerative diseases, including amyotrophic lateral sclerosis (ALS) or Lou Gehrig's disease. These clumps, or solid aggregates of proteins, appear to be the ...
Molecular & Computational biology
Feb 6, 2020
0
198
An unusual chunk in a meteorite may contain a surprising bit of space history, based on new research from Washington University in St. Louis.
Astronomy
Jan 28, 2020
7
3890
In the quantum realm, under some circumstances and with the right interference patterns, light can pass through opaque media.
General Physics
Jan 13, 2020
0
874
Teach a chimpanzee to fish for insects to eat, and you feed her for a lifetime. Teach her a better way to use tools in gathering prey, and you may change the course of evolution.
Plants & Animals
Dec 23, 2019
2
1644
Domesticated rice has fatter seed grains with higher starch content than its wild rice relatives—the result of many generations of preferential seed sorting and sowing. But even though rice was the first crop to be fully ...
Biotechnology
Dec 18, 2019
5
186
