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Gravity

Physics

Jim Al-Khalili: A brief history of gravity

Gravity shapes the cosmos, but we don’t understand it. Physicist and broadcaster Jim Al-Khalili takes a tour of black holes and gravitational waves and asks: what we are missing?

Video
A laser

Physics

Laser beams have gravity and can warp the fabric of the universe

News

Space

10 mysteries of the universe: What is dark matter?

Features

Physics

Antimatter seen in two places at once thanks to quantum experiment

News
A sound wave

Physics

Sound waves are a form of antigravity because they have negative mass

News
space-time

Physics

The space-time echoes that point to a new theory of reality

Features

Earth

The tides are getting stronger thanks to the shifting continents

News

Physics

Space-time and gravity might be born from the quantum world

News

Newton’s apple: The real story

Culture