Astronomers have revealed the first photograph of an exoplanet taken by NASA’s James Webb Space Telescope (JWST). The image shows the bright blob of...
If today’s cryptography protocols were to fail, it would be impossible to secure online connections — to send confidential messages, make secure financial transactions,...
Millennia ago, Aristotle asserted that nature abhors a vacuum, reasoning that objects would fly through truly empty space at impossible speeds. In 1277, the...
In 1963, the mathematician Roy Kerr found a solution to Einstein’s equations that precisely described the space-time outside what we now call a rotating...
Physical scientists seem to find the phenomenon of chaos everywhere: in the orbits of planets, in weather systems, in a river’s swirling eddies. For...
