Lunar New Year began Saturday February 10. But have you ever stopped to wonder why it's celebrated at this time or where the current Chinese calendar comes from? Space historian Osnat Katz Moon says ...

Over the last 485 million years, Earth has been both a lot colder and a lot hotter than once thought. A new temperature timeline that combines geologic data with computational simulations reveals a ...

This year is the centennial of the discovery of human brain waves. Few people know the story of that startling finding, because the true story was suppressed and lost to history. Almost two decades ...

The following is a guest contribution and reflects the author’s views alone. For information on how to submit a piece to the Opinion section, click here. My office sits in the extension between Guyot ...

In the 11th century in Cairo, the foundations for modern science were laid through the detention of an innocent man. The mathematician Abu Ali al-Hasan Ibn al-Haytham had been tasked with regulating ...

In her groundbreaking trilogy, “Women Scientists in America,” she told the stories of numerous accomplished but largely invisible women. By Penelope Green Margaret W. Rossiter, a historian whose ...

On May 7, 1981, influential physicist Richard Feynman gave a keynote speech at Caltech. Feynman opened his talk by politely rejecting the very notion of a keynote speech, instead saying that he had ...

Teflon’s unique molecular structure made it useful in myriad applications, from nuclear weapons laboratories to your kitchen. Illustration by Emily Lankiewicz / Longhua Liao via Getty Images / U.S.