快猫短视频

Gravitational waves

Black holes

Black holes are objects with an intense gravitational pull so strong that not even beams of light, the fastest things in the universe, can escape. This makes them impossible to see directly, and so astronomers have had to use a variety of clever techniques to confirm that they actually exist.

Physics

The secret of dark matter could be a particle the size of a planet

Features
Black hole-neutron star merger

Space

LIGO may have just spotted a black hole devouring a neutron star

News
One of LIGO's gravitational wave detectors

Space

LIGO has spotted another gravitational wave just after turning back on

News
LIGO workers

Physics

The 5 biggest physics questions that LIGO’s reboot could soon answer

News
gravitational wave detector

Physics

2019 Preview: Gravitational waves will be discovered every few weeks

News
artists impression of merging black holes

Space

LIGO found four more pairs of black holes, including the biggest yet

News

Physics

Star smash-up is yet more evidence Einstein got it right about gravity

News
People watch the discovery announcement

Physics

LIGO to publish new paper in wake of 快猫短视频 investigation

News
conference

Physics

The LIGO collaboration must respond to gravitational wave criticism

Science advances through open scrutiny of results. Even if they're wrong, the questions raised about the 2016 gravitational wave discovery should be answered

News
Physics

Stephen Fairhurst: Gravitational wave hunting

Video

Physics

Exclusive: Grave doubts over LIGO’s discovery of gravitational waves

Features

Physics

Gravitational waves from black hole pairs could act like tractor beams

News
Physics

Jim Al-Khalili: A brief history of gravity

Video