Celebrate Pi Day and read all about how this number pops up across math and science on our special Pi Day page. Grab something circular, like a cup, measure the distance around the circle, and divide ...

Try searching for your own micrometeorites by collecting particulates from roofs or drain spouts. Use a magnet to see if any particles are attracted, and discard nonmagnetic ones. Use your microscope ...

Your 2026 March Madness bracket guide. How the NCAA tournament works, what seeds mean, key dates, and tips to fill out your bracket.

Merging black holes and neutron stars have unusual oval orbits prior to colliding and merging, which challenge the laws of physics.

How does a tiny cluster of cells become an embryo with a head, trunk, and tail? And how do thousands of genes coordinate this development? A new imaging method makes it possible to visualize the ...