Ms. Petrova is a Russian scientist who works in a lab at Harvard Medical School. She told her story through a Times Opinion ...

Aksh Ladegaonkar , a sophomore at International Baccalaureate at Bartow High School, earned second place in the Dr. Nelson ...

A juror in the trial has been discharged over concerns he could have discussed the case with family and friends.

Forty years ago this month, scientists reported that human activities had punctured Earth’s protective ozone layer. What happened next offers a masterclass in international science-diplomacy.