October 19, 2026
Antimatter Falls Down, Too: What CERN’s Gravity Experiment Showed
In a carefully controlled experiment, CERN researchers found that antihydrogen falls toward Earth. The result rules against a simple “antigravity”…
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Physics
October 19, 2026
GPS Needs Einstein: How Relativity Keeps Your Location on Track
GPS satellites carry clocks that tick at a different rate from clocks on Earth. Correcting for relativity is essential to…
October 14, 2026
GW150914: How LIGO Heard Two Black Holes Collide
In 2015, a tiny ripple in spacetime gave physicists their first direct detection of gravitational waves—and opened a new way…