SCIENCE

A chemical reaction involving emissions from cars and buildings can negate their environmental benefits. New research shows what big cities can do about it.A chemical reaction involving emissions from cars and buildings can negate their environmental benefits. New research shows what big cities can do about it. Read More

In 1924, a radio receiver built for the battlefields of World War I tested the idea that humans were not alone in the solar system, heralding a century of searches for extraterrestrial life.In 1924, a radio receiver built for the battlefields of World War I tested the idea that humans were not alone in the

Was Mr. Perry, whose struggles with substance abuse were widely known, a good candidate for a drug used to relieve depression? Doctors say his case raises thorny questions.Was Mr. Perry, whose struggles with substance abuse were widely known, a good candidate for a drug used to relieve depression? Doctors say his case raises thorny questions. Read

A nasal spray can tamp down potentially fatal reactions, a boon to the many patients in crisis who fear using EpiPens.A nasal spray can tamp down potentially fatal reactions, a boon to the many patients in crisis who fear using EpiPens. Read More

The celestial event, which is visible from Sunday to Wednesday morning, probably won’t happen again until 2037.The celestial event, which is visible from Sunday to Wednesday morning, probably won’t happen again until 2037. Read More

In China, the arachnids seem to somehow manipulate the flashing of a caught male firefly to resemble a female’s come-hither signal.In China, the arachnids seem to somehow manipulate the flashing of a caught male firefly to resemble a female’s come-hither signal. Read More

A biomedical researcher, he found that normal cells can divide only a certain number of times before they age — which, he said, explained aging on a cellular level.A biomedical researcher, he found that normal cells can divide only a certain number of times before they age — which, he said, explained aging on a

In huge numbers, older people are taking gabapentin for a variety of conditions, including itching, alcohol dependence and sciatica. “It’s crazy,” one expert said.In huge numbers, older people are taking gabapentin for a variety of conditions, including itching, alcohol dependence and sciatica. “It’s crazy,” one expert said. Read More

NASA doesn’t say the Boeing Starliner astronauts are ‘stranded’ on the space station, but it’s a word that a lot of people are using.NASA doesn’t say the Boeing Starliner astronauts are ‘stranded’ on the space station, but it’s a word that a lot of people are using. Read More