A new study found several species in the shark genus Carcharhinus are at risk of extinction. If so, ecosystems could fall ...

"Undoing all of this evolutionary work." Researchers discover concerning phenomenon while studying sharks: 'We lose in basically every way' first appeared on The Cool Down.

More than 70 shark and ray species have been given new international trade protections after concerns over their populations ...

What if, his team pondered, there was some way to get a look inside the egg sac to see how a baby shark develops? Enter: the ...

CITES CoP20 has agreed new international trade protections for sharks and rays.Proposals up for consideration for Parties at ...

Sweeping new global trade protections for sharks and rays were just adopted at CITES CoP20 in Samarkand. It is one of the ...

If you ever come face-to-face with the wrong kind of shark, there's something you probably want to avoid. Just a hint: ...

一项发布在《内科学年鉴》（Annals of Internal Medicine）上的新研究发现，每天一次长距离步行比多次短距离步行更有利于心脏健康，特别是对锻炼量较少的人来说。 The study looked at more than 33,000 adults aged 40 to 79 in the UK who walked fewer than 8,000 steps a day.

What makes this discovery particularly intriguing is that the Darwin lamniform fossils predate all previously known Cardabiodontids by 15 million years. This suggests that the evolutionary ...

BEIJING — A rare, nearly blind white dolphin that survived for millions of years is "functionally extinct," an international expedition declared Wednesday after ending a fruitless six-week search of ...

From Megalodon teeth from Columbian Mammoth teeth, fossils land in the Venice sand.