Where Did the Dinosaur-Killing Impactor Come From?

In one searing apocalyptic moment 66 million years ago, Earth was transformed from a lush haven into a nightmare world with a fiery wound that bled soot into the skies. The extraterrestrial object that slammed into our planet spelled doom for dinosaurs

How Pandemic Lunches Gave Me Hope for the Planet

Leftovers. Leftovers may be the key to saving the planet. During the pandemic, there has been a lot of chicken. Chicken thighs with skin and bone and chicken thighs free of both. There is rotisserie, purchased precooked from the store, and whole

‘Our Goal is That No Lemurs Live Alone’

When lemurs grow old, their movements become slower and stiffer. They wobble on branches they could once grip with ease. Sometimes their tooth comb, a group of teeth used for grooming, falls out, which makes it harder for them to keep their

U.K. Virus Variant Is Probably Deadlier, Scientists Say

LONDON — British government scientists are increasingly finding the coronavirus variant first detected in Britain to be deadlier than the original virus, a devastating trend that highlights the serious risks of this new phase of the pandemic. The scientists said last month

On W.H.O. Trip, China Refused to Hand Over Important Data

Chinese scientists refused to share raw data that might bring the world closer to understanding the origins of the coronavirus pandemic, independent investigators for the W.H.O. said on Friday. The investigators, who recently returned from a fact-finding trip to the Chinese city

On W.H.O. Trip, China Refused to Hand Over Important Data

Chinese scientists refused to share raw data that might bring the world closer to understanding the origins of the coronavirus pandemic, independent investigators for the W.H.O. said on Friday. The investigators, who recently returned from a fact-finding trip to the Chinese city

Was Stonehenge a ‘Secondhand’ Monument?

Fans of the 1984 heavy metal mockumentary “This Is Spinal Tap” will remember the scene in which the band commissions a stage set that’s a replica of Stonehenge, the Neolithic ruin in Wiltshire, England. Alas, a careless set of measurements results in

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