For more than 200 years, scientists have struggled to pin down the exact strength of gravity — and one physicist spent a decade chasing the answer while keeping his own results hidden from himself.
Free teacher resource for primary science. In a practical investigation, Mwaksy and Greg look at how unsupported objects fall ...
Zero gravity, often depicted in science fiction and space documentaries, is a fascinating concept that sparks curiosity and wonder. Commonly misunderstood, zero gravity is not the absence of gravity ...
Defy gravity with this fun experiment using only a plastic bottle, a ping pong ball, and water. PLEASE follow these safety precautions when doing any science experiment. • ALWAYS have an adult present ...
As far as we know, our physical world is governed by four fundamental forces: electromagnetism, weak and strong nuclear forces, and gravity. Apart from playing with bar magnets or marveling at the ...
The best way to find buried treasure may be with a quantum gravity sensor. In these devices, free-falling atoms reveal subtle variations in Earth’s gravitational pull at different places. Those ...
On May 15, 2026, NASA’s Psyche spacecraft screamed past Mars at roughly 12,000 miles per hour, skimming within 2,864 miles of ...
I love sci-fi movies but hate it when the science is needlessly trampled by the fiction. There are no such problems in Alfonso Cuarón's immersive science-fiction action thriller "Gravity". The film ...