With gas prices high, people in developing countries are lining up to buy battery-powered bikes. The Iran war has made Trump “salesman of the year,” one executive in Pakistan said.

New technology may make it easier for men with extremely low sperm counts to have biological children.

The Perseids will be most active on Wednesday into Thursday morning, on the moonless night after a total solar eclipse.

The bald eagle and her mate gained fame during the pandemic, as a livestream tracked their nesting attempts. She died while being treated for anemia.

The National Academies of Sciences, Engineering and Medicine had been under pressure from Republican leaders, including President Trump.

She challenged the conventional view that most head and neck cancers resulted from cigarette smoking and excessive alcohol consumption.

We’re answering some questions about the solar eclipse on Aug. 12, and providing a place for you to ask more of them.