The 1975 scientific conference laid the ground rules governing the next half century (and counting) of biological research and public scrutiny of it.

Researchers are creating advanced simulations that will provide a deeper understanding of Mars’s climatic history and help to determine whether it was once able to sustain life.

Ancient DNA reveals how the Chesapeake Bay population changed over centuries.

The recent discovery of a large cave on the Moon highlights the importance of caves not just for future space explorers but astrobiology as well.

It’s a rocky road for its rovers, a long slog for scientists—and back on Earth, a battle of the budget.

Want to avoid getting “spaghettified” by a black hole? Steer clear of the smaller ones.

The Big Bang theory is not threatened, but astrophysicists have some explaining to do.

The outer planets’ clouds hide the weirdness within.

The cycles of life all rely on the dynamism of the Earth’s crust.

Attention deficit hyperactivity disorder has been a controversial diagnosis since it was first described, back in the 1940s.