The researchers suggested that only after using naturally sharp stones for cutting did ancient humans faced selective pressure that led them to start knapping their own stone tools.

Sarah Aucoin was in high spirits as she stepped on to the ascending escalator at Boston’s Back Bay station a few minutes ...

New research sheds light on the earliest days of the earth's formation and potentially calls into question some earlier assumptions in planetary science about the early years of rocky planets.

Credit: Nature (2025). DOI: 10.1038/s41586-025-08701-z To better understand old planets, we must first learn how young planets behave. Since simulations of Earth's mantle focus mostly on present ...

It is the first time researchers use data from ... A New Timeline for Neanderthal Interbreeding With Modern Humans Dec. 12, 2024 — Neanderthal genes make up 1-2% of the genomes of non-Africans.

This would beat the record of 96 degrees set back in 2022. Currently, the earliest 100-degree day is March 26, 1988. So, if we do hit 100 degrees, we would beat the current record by one day.

NPR's Up First is the news you need to start your day. The three biggest stories of the day, with reporting and analysis from NPR News — in 10 minutes. Available weekdays at 6:30 a.m. ET ...

Credit: ESO/M. Kornmesser Astronomers are gobsmacked by an abundance of oxygen in JADES-GS-z14-0, the earliest (and most distant) known galaxy in the universe. Though elements heavier than ...

March 27, 2025 • A group chat among top U.S. national security officials discussing airstrikes in Yemen has been made public, sparking outrage and raising questions about the Trump ...

Advice from an English teacher in Massachusetts for guiding teenagers to think critically but not cynically about the information they consume. By David Nurenberg This collection of interactive ...