A new study reveals that the aerobic nitrogen cycle in the ocean may have occurred about 100 million years before oxygen began to significantly accumulate in the atmosphere, based on nitrogen isotope ...

Math textbooks define a prime number as a whole ... While not always true, number theorists realized that the (2 p - 1) shortcut often produces primes and gives a systematic way to search for ...

June 2, 2025 — Human-AI interactions are well understood in terms of trust and companionship. However, the role of attachment and experiences in such relationships is not entirely clear.

Judy Tydor Baumel-Schwartz is director of the Schulmann School of Basic Jewish Studies and professor of Jewish History at Bar Ilan University in Ramat Gan, Israel. She is the author of, among ...

Science News was founded in 1921 as an independent, nonprofit source of accurate information on the latest news of science, medicine and technology. Today, our mission remains the same: to empower ...

The Artemis programme and others aim to send humans to the Moon and, eventually, to Mars. Innovations in health care that support the mission crew could also benefit people at home.

Civil and Environmental Engineering Department, Old Dominion University, Kaufman Hall, Norfolk, Virginia 23529, Urban Water Research Center, Department of Civil and Environmental Engineering, ...