nytimes.com / .nytimes-com-science / Page 9

Officials in Santa Clara County began knocking on doors on Monday to collect potentially infested plants sold at some Costco stores.

It is only the fifth new African monkey identified as a new species in the past 75 years.

Days that are both extremely hot and polluted come with higher risks of respiratory ailments and other health risks.

A New Jersey couple helped scientists uncover the makeup of an unusual asteroid after it fell into their bedroom.

Some gun violence experts are skeptical. But the research raises questions of whether there's a cause-and-effect relationship and if so, what's behind it.

The ruins of a 2,400-year-old complex suggest that, to the Greeks of antiquity, Homer's protagonist was not just a character in a poem but a figure of genuine devotion.

A new book sheds light on President Trump's affinity for fossil fuels.

Executives unhappy with the agency donated and lobbied President Trump directly. Major companies have already begun to prepare and ship new products.

Inspired by the physical feats of diving birds, researchers have created a robot that can plunge into the water and flap back into the air.

Roger Worthington is helping to lead a $50 billion lawsuit against oil producers. This week he'll face powerful critics in Congress.