Rondane National Park is the oldest national park in Norway. The landscape looks flat with some hills, but it actually lies at an elevation of 1,000 meter.
Hyperuniformity. A profile of Alphabet's X research lab. Two introductions to machine learning. An interview with Matthew Gentzkow on the future of media economics. The frontiers of physics appear not to have moved much in recent years. The Mashco Piro, an indigenous tribe from Peru. And more.
LIGO has detected another burst of gravitational waves from merging black holes. A surprising solution to a decades-old combinatorics problem. A new proof is helping connect the mathematics of infinity to the physical world. The world’s most spectacular climbing routes in 360 panoramas. And more.