A lost cache of 250-million-year-old fossils from Australia has rewritten part of the story of life after Earth’s worst mass extinction. Instead of a single marine amphibian species, researchers ...
If you've been following exoplanet research over the last couple of years, you've definitely heard of K2-18b. Located 124 ...
In the 1990s, the Central Intelligence Agency dug into all it knew about the possibility of extraterrestrial visits, ...