Astronomers have spied an asteroid that may be heading for Earth: What we know so far
On 27 December last year, astronomers using the ATLAS survey telescope in Chile discovered a small asteroid moving away from ...
Are we all aliens? NASA's returned asteroid samples hold the ingredients of life from a watery world
Asteroid samples fetched by NASA hold not only the pristine building blocks for life but also the salty remains of an ancient ...
Many animals and plants are losing their genetic diversity, making them more vulnerable
Two-thirds of animal and plant populations are declining in genetic diversity, which makes it harder to adapt to ...
Gene pools are getting dangerously shallow for many species. Researchers find five ways to help
Before species go extinct, their populations often shrink and become isolated. Healthy populations tend to have a large gene pool with many genetic variants circulating. But the path to extinction ...