Biology

Cocaine has been detected in sharks for the first time, but scientists aren’t sure of the impact

A bizarre fossil of a Cambrian creature that looked like an “alien fish taco” reveals how a single group with jaws came to account for around 90 percent of all animal species on Earth

Scientists hope the incredibly rare beaching of a spade-toothed whale will help them learn more about this persistently elusive species

The current presidential race has ensured that age will be a key and likely fraught consideration in future elections. Can science help determine how old is too old for a candidate before politics does?

Pugs, Boston terriers, bulldogs and boxers—dogs with less wolflike facial features are worse at conveying their feelings

How falling cats, slithering snakes, burrowing prairie dogs and more exploit the laws of physics

Cultured meat that tastes and smells more appetizing could enhance public perception of artificial steaks

Warm-blooded island species tend to evolve a slower metabolic rate compared with their mainland counterparts, making it harder for them to bounce back when under stress

Nancy Hopkins used a commitment to justice and a tape measure to take M.I.T. to task for discrimination. The impacts of her fight are still being felt today.

For the first time, researchers have reconstructed the 3D structure of ancient genetic material, in this case from a 52,000-year-old mammoth

A low-tech immune boost may help some species of frogs survive a brutal fungal disease that’s already ended 90 amphibian species

While most Americans enjoy access to marijuana, barriers to research and knowledge expansion persist—with dangerous consequences. Unlimited research access is needed