Human testicles are much smaller, in proportion, to some of our primate cousins. Evolution can tell us why. But the size of ...

If we look across the whole of the mammal branch of the tree of life, we find there are many groups of mammals that have evolved testicles of all different sizes. In almost all these separate cases, ...

Beyond the typical browns and greens, a world of vibrant snakes exists, adorned with striking colors and patterns. From the ...

If we look across the whole of the mammal branch of the tree of life we find there are many groups of mammals that have evolved testicles of all different sizes. In almost all these separate cases, ...

Snakes have adapted to climb trees, leap across hot sand, and even swim through water — all without arms or legs. What’s ...

More than 80 people were killed in the disastrous floods that roared through Central Texas on Friday. Dozens, including 10 ...

It started as a home-cooked meal, ended in multiple deaths and a court sentence for Erin Patterson. Here's how the death cap ...

At least 82 people have died following the disaster, but there are fears the death toll is set to rise as rescue efforts ...

These aren’t the only impressive and unusual sculptures you’ll find lurking outdoors in the Bay Area. From shambling ...

Follow live updates on the Texas floods, where the death toll has surpassed 100, including Camp Mystic counselors and campers ...

In the long term, it's likely that the changing climate will also have an impact on hay fever. Changing temperatures and rainfall could make the pollen season longer and increase the concentration of ...