John Wojcik pays tribute to a black US activist who spent six decades at the forefront of struggles for voting rights, economic justice and peace – reshaping US politics and inspiring movements worldwide
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The magic and mystery of exploration
ROX MIDDLETON, LIAM SHAW and JOEL HELLEWELL discuss the value of blue-sky research in reimagining reality, regardless of whether there is a way to monetise or exploit the discoveries
[Creative Commons/Sabrina Setaro]
In the fifth and final part of a series of articles, Storming the Heavens author JENNY CLEGG explains how the Communist Party of China’s approach demonstrates how Marxism, rooted in concrete conditions and mass participation, can shape history
In times of genocide, art is not a refuge from politics but a weapon against injustice, says ROGER McKENZIE, highlighting three of his own favourite political truth-tellers
As members elect their first leadership, a deeper battle is unfolding over what democracy should mean in practice, says CASSI BELLINGHAM
The language of humiliation is a step towards a second civil war, argues RAMZY BAROUD
ANDREW MURRAY says switching the prime minister on and off again is no substitute for new political approach we need
FAR away in space there are two very heavy and very dense stars orbiting each other extremely fast.
The lighter star is also spinning. Instead of rotating once every 24 hours, like our planet, it spins two-and-a-half times every second.
The pair of stars move around each other (as the Earth orbits the sun once a year) every four hours and 44 minutes.
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JOHN GREEN’s palate is tickled by useful information leavened by amusing and unusual anecdotes, incidental gossip and scare stories
Neutrinos are so abundant that 400 trillion pass through your body every second. ROX MIDDLETON, LIAM SHAW and MIRIAM GAUNTLETT explain how scientists are seeking to know more about them
JOHN GREEN wades through a pessimistic prophesy that does not consider the need for radical change in political and social structures
It’s sunny times for the solar industry which is expected to continue to grow rapidly — but there are still major environmental issues with how solar cells are made, explain ROX MIDDLETON, LIAM SHAW and MIRIAM GAUNTLETT