Imagine early humans meticulously crafting stone tools for nearly 300,000 years, all while contending with recurring ...

Saliva is a bodily fluid most of us take for granted despite the significant roles it plays: aiding in digestion, maintaining ...

In this 4.4-million-year-old skeleton, scientists may have found the missing step between climbing and walking.

Science isn’t just about textbooks and laboratories—it’s an engaging journey of discovery that can lead you to the farthest ...

Picturing how our species might appear in the far future can invite wild speculation over standout features such as height, ...

Genetic tweaks allowed early humans to stand, balance and walk on two legs instead of moving on all fours like other primates ...

Long ago, some saltwater fish adapted to freshwater — and in doing so, developed an extraordinary sense of hearing rivaling ...

We may be witnessing the moment when our ancestors first defied a hostile world, using the same tools in the same place for nearly 300,000 years despite the chaos of shifting climates. Picture early ...

His decoding of the blueprint for life with Francis H.C. Crick made him one of the most important scientists of the 20th ...

Two small changes in human DNA may have played a big role in helping our ancestors walk upright, researchers say.

A new documentary puts viewers in the shoes of Neanderthals and early humans, giving an intimate glimpse into humans’ evolutionary history.