A Dutch family doctor named Tibor Poelmann posted a petition on an online forum for general practitioners (GPs) in 2021. He wanted their pension fund to stop investing in oil and gas. It quickly gathered 1,200 signatures.
Large pedestrian crowds generate distinctive seismic signals depending on their collective behavior, according to a new study that includes data from Tokyo schools and outdoor gatherings in the United States and Israel. These seismic signals are strongest in the 1–2 hertz frequency band, which i...
Canadian astronaut Joshua Kutryk poses for a photo mid-spacewalk on Oct. 29, 2026.
The pollution caused the death of brown and migratory sea trout in the Inler river.
Most young children like sharks, with almost seven in 10 describing them in a positive light, but a new study has found that associations between sharks and fear become more common as children get older.
It is one of the great questions of mathematics: What does "infinity" actually mean? Which infinities are larger than others? Can infinities be arranged in a sequence, like the rungs of an endless ladder, so that for any two of them we can always say which one lies above the other?