Uncategorized
- Planetary Science
Salt may have carved out Mercury’s terrains, including glacierlike features
Mercury may contain a planetwide cache of salt that has sculpted chaotic terrain and possibly even habitable niches.
- Physics
Here’s how much fruit you can take from a display before it collapses
About 10 percent of the fruit in a tilted market display can be removed before it all crashes down, computer simulations show.
- Life
Bacteria fossils hold the oldest signs of machinery needed for photosynthesis
Microfossils from Australia suggest that cyanobacteria evolved structures for oxygen-producing photosynthesis by 1.78 billion years ago.
- Health & Medicine
Fetuses make a protein that causes morning sickness in pregnancy
A hormone called GDF15 triggers a part of the brain involved in nausea and vomiting, a new study finds.
