Black holes are hiding movies of the universe in their glowing rings
29 July 2020
A faint fuzzy glow around the first black hole image last year baffled astronomers. Now we know what it contains – and it’s more bizarre than we ever imagined
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Premium
We don’t need stars to navigate space - black holes work way better
5 December 2018
If you want to find your way across the universe, forget using stars or GPS. The light from quasars billions of light years away can guide us and even help here on Earth
Suns and daughters: The family tree that may unite all the stars
7 February 2018
The chemical make-up of stars tells us a lot about their explosive family history. Unlocking those secrets could reveal how the galaxy got its shape
Spectrum wars: The battle for the airwaves
14 June 2017
TV, mobiles, broadband, ID tags, tyre pressure sensors in your car: the radio spectrum may be our playground, but spectral noise is a nightmare for stargazers
Send an ear: Listening for sounds of life in the solar system
31 May 2017
The seismic echoes of Jupiter’s icy moons could teach us more about their hidden oceans than any picture – and help us gauge their potential for life
