Science

Al principio, su hijo no tenía problemas de salud mental y destacaba en la escuela. Pero con el tiempo empezó a consumir productos de marihuana de alta potencia varias veces al día,...

The Biden administration is throwing out the definition of “habitat” for endangered animals, returning to an understanding that existed before the government under President Donald J. Trump shrank the areas that could...

In 2010, UNESCO first added falconry to its “Intangible Cultural Heritage of Humanity” list, calling it “an age-old drama.” Since then, according to McNeff, the international falconry community has been careful to...

An outbreak of meningococcal disease in Florida has caused at least 26 cases of the serious illness, an official from the Centers for Disease Control and Prevention said on Wednesday. Seven of...

Birds do it. So do bees. Especially bees.But common rats pollinating plants? In a study published in June in the journal Ecology, two researchers report that in Colombia, brown rats, the same...

Health authorities in Britain have declared a national incident after finding evidence suggesting local spread of poliovirus in London.No cases of polio have been identified so far, and the risk to the...

“Ducklings will imprint on anything that moves that’s bigger than a matchbox,” says Antone Martinho-Truswell, who co-founded the Duckling Laboratory at the University of Oxford while getting his doctorate in zoology. Ducks...

Hacía diez años que Linda Collins había atravesado la menopausia, cuando empezó a sangrar de nuevo. Las hemorragias eran leves —manchas ocasionales, en realidad— y apenas les dio importancia.Cuando por fin acudió...

The Food and Drug Administration is planning to require tobacco companies to slash the amount of nicotine in traditional cigarettes to make them less addictive, a move intended to reduce smoking, according...

On its fourth attempt on Monday, NASA mostly completed a practice countdown for the rocket that is to take astronauts to the moon.But agency officials said it was too early to know...