A cocktail of conditions related to the region's geology and the effects of climate change seemingly led to the appearance of ...

It’s almost a century since the idea was proposed, but this is the first time it has been demonstrated with confidence.

Usually, the stem cells found in the bone marrow produce the right amount of each type of blood cell to keep us healthy – but ...

It came down to differences in their vertebrae and genetic markers, which were enough to establish a new-to-science species: ...

Atmospheric rivers are often described as “rivers in the sky”; they’re narrow, flowing columns of condensed water vapor up in the atmosphere that can stretch over 2,000 kilometers (1,243 miles) long.