The Sun is the engine of life on Earth. It provides heat, light, and the energy that drives every ecosystem on the planet.

Some mathematicians have predicted when humanity’s downfall might occur—though the circumstances are unspecified ...

We don’t often think of ourselves as a major predator, let alone the most dangerous of them all, but wildlife clearly think differently — and recognize us for what we are. Bear warning in the woods ...

An international team in South Africa has pinned the earliest known use of fire by Homo erectus back to between 1.07 and 1.79 ...

WASHINGTON — Humans are the only animal that lives in virtually every possible environment, from rainforests to deserts to tundra. This adaptability is a skill that long predates the modern age.

Aggie alumna Kim Conley (center) competed in the 5,000 and 10,000 meter events at the 2012 and 2016 Olympic Games. New research supports the idea that humans have long used endurance running as a way ...