Scientists discovered true teeth growing on the head of the spotted ratfish, a distant shark relative. The toothed structure, called a tenaculum, helps males hold onto females during mating. Genetic ...

The world needs the UN Human Rights Council now more than ever, but as global rights regress and funding dwindles, does the council have enough power to fulfil its mandate? As a young woman born free ...

Tesla Monson receives funding from the National Science Foundation. Andrew Weitz does not work for, consult, own shares in or receive funding from any company or organization that would benefit from ...

Cruise giant Royal Caribbean International has broken ground on its fourth Icon Class ship, marking the milestone with a traditional keel-laying ceremony this week at the Meyer Turku shipyard in ...

With more than 380 missiles, swarm-launching Granits, anti-submarine "waterfall" weapons, and six layers of air defense, Russia’s Kirov-class battlecruisers were floating fortresses. But being this ...

A genetically modified pig lung remained viable and functional over a period of 9 days after being transplanted into a human recipient who had been declared brain dead, according to research published ...

Jacklyn "Jackie" Gise Bezos, the mother of Jeff Bezos, died last week at 78 after battling Lewy body dementia (LBD). The Amazon founder announced Jacklyn Bezos' death on Instagram, remembering her as ...

On Valentine’s Day in 2018, a team of scientists walked across a flat expanse in the badlands of northeastern Ethiopia, scanning the ground for fossils. An eagle-eyed field assistant, Omar Abdulla, ...

Researchers working in northeastern Ethiopia have discovered remains of a previously unknown branch of humanity. The fossils, which include teeth that date to between 2.8 million and 2.6 million years ...

The Shroud of Turin is a famous artifact with obscure origins. How and when it was made has long been the subject of debate among many scientists, historians and religious leaders, alike. The two most ...

This hilarious close-up photo captures a macaque monkey brushing its teeth with a blue toothbrush, mimicking human behavior with impressive focus. Perfect for fans of animal humor, this funny monkey ...

A human trial is underway for a new drug that promises to fix our dental problems from the root up – by regrowing our teeth. If you’re one of the millions of people who have a gaping space in your ...