A solution to P vs NP could unlock countless computational problems—or keep them forever out of reach. 1. On Monday, July 19, 2021, in the middle of another strange pandemic summer, a leading computer ...

Erik Hoel opens his recent book, The World Behind the World: Consciousness, Free Will, and the Limits of Science 1, with a review of “humanity’s two perspectives on the world.” I learned of Hoel’s ...

The Solar System formed from a cloud of gas, which gave rise to a proto-star, a proto-planetary disk, and eventually the seeds of what would become planets. The crowning achievement of our own Solar ...

The vast majority of experimental work in behavioral and biomedical science involves group comparison—in the simplest case, an experimental and a control group. Average data are compared and the ...

Harvard College Dean of Science Jeff W. Lichtman wants to reshape how undergraduates are solving problems. Lichtman — who was appointed as Dean of Science in July — said in an interview with The ...

“Lack of wings and lack of evident means of propulsion clearly rule out conventional aircraft and helicopters. Many are soundless, many move at such speeds and with such accelerations that they defy ...