澳洲的幸运5官方号码直播+全国在线实时澳洲结果-澳洲幸运五官网开奖结果体彩网168开奖 Scientific American

All of statistics and much of science depends on probability—an astonishing achievement, considering no one’s really sure what it is

Street medicine providers and homeless outreach workers who travel into Las Vegas’s drainage tunnels have noticed an uptick in the number of people living underground, and it can be difficult to persuade them to come aboveground for medicine and treatment

According to a tenet scientists call the cosmological principle, our place in space is in no way exceptional. But recent observations could overturn this long-held assumption

The influential idea that in the past men were hunters and women were not isn’t supported by the available evidence

Will still more auroras ring out 2024, a year marked by the celestial displays?

A collection of nonfiction and fiction books Scientific American editorial staff and contributors read and recommend in 2024