This week, revisit what you know about Uranus, explore the far side of the moon, rediscover the famed fossil known as Lucy, ...
Earth, between sweltering Venus and frozen Mars, formed and orbits within a band where water could persist in solid, liquid, and gaseous phases. Mars had surface water, but not as much as Earth, and ...
This week, Ice Age Amazonian rock art has been interpreted and appears to depict shamans spiritually transforming into ...
I speak of the 7th planet from the Sun, and third largest in our solar system, which received a flyby — 50,000 miles above ...
Editor in chief Nancy Shute recounts the 50-year anniversary of the hominid's discovery, which upended the study of human evolution.
NASA is undergoing another round of layoffs. And once again, it's the space agency's famous Jet Propulsion Laboratory in ...