Life
- Life
One hummingbird survives cold nights by nearly freezing stiff
To survive a freezing night, hummingbirds in the Andes mountains go very still, slow their heart rate and let their body temperature plummet.
- Health & Medicine
Scientists Say: Narcotic
Scientists refer to a narcotic as a drug that stops pain, but the word can be used in other ways as well.
- Genetics
Gene editing can alter body fat and may fight diabetes
Researchers have long dreamed of using brown fat to fight obesity and diabetes. Work in animals shows they’re closing in on achieving that dream.
- Plants
The faster trees grow, the younger they die
As climate change spurs forest tree growth, it also shortens trees’ lives. That results in a quicker release of climate-warming carbon back into the atmosphere.
- Health & Medicine
Some Neandertal genes may up the risk of severe COVID-19
Most of the affected people descend from communities in South Asia or live in Europe today.
- Animals
Whales get a second life as deep-sea buffets
When a whale dies and sinks to the seafloor, it becomes a feast for hundreds of different types of creatures.
- Health & Medicine
Let’s learn about bones
Bones hold us up and help us fight gravity with every step. They also make blood cells, hormones and more.
- Ecosystems
Scientists Say: Desert
Deserts are ecosystems that get less than 250 millimeters (10 inches) of precipitation per year.
- Fossils
This ancient reptile’s last meal may have truly been a killer
An ichthyosaur’s eyes were too big for its stomach. And that may have led to this ancient reptile’s death.
- Chemistry
2020 chemistry Nobel goes for CRISPR, the gene-editing tool
Only eight years after its development, CRISPR has revolutionized genetics. It also just brought Emmanuelle Charpentier and Jennifer Doudna acclaim.
- Health & Medicine
Trio wins 2020 Nobel for discovery of hepatitis C
It took 50 years from discovery of hepatitis C to its cure. For their pivotal work in this area, three men will take home a 2020 Nobel Prize.
- Archaeology
See what these animal mummies are keeping under wraps
A new method of 3-D scanning mummified animals reveals life and death details of a snake, a bird and a cat that lived in ancient Egypt.
