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Science

These massive stars could explain Webb’s strangest galaxies

Hubble observations of massive stars in metal-poor dwarf galaxies are revealing clues to why the early universe looks so unusual. Researchers found that stellar winds weaken sharply at extremely low metallicities, potentially allowing massive stars to retain more material and evolve in unexpected ways. The team also found large differences in iron abundance, a key ingredient in stellar winds and supernovae.

World

‘Massive, maximum destruction’: Putin seeks to bring Ukrainian civilians ‘to their knees’

Mark Owen is pleased to welcome Peter Zalmayev from Kyiv, Founder and Director of the Eurasia Democracy Initiative. According to Zalmayev, Russia’s ongoing attacks on Ukraine reflect a broader political logic in which military force, political objectives and territorial ambitions are intertwined as instruments of Russian strategy. He argues that Moscow’s attacks on civilian infrastructure are designed to exert extreme pressure on Ukrainian society while demonstrating fierce retaliation to domestic audiences in Russia. Zalmayev contrasts this with Ukraine’s strikes on Russian energy infrastruct

Science

NASA just powered up Roman’s massive 300-megapixel camera

NASA’s Roman Space Telescope has successfully activated its 300-megapixel infrared camera, which will capture enormous stretches of the cosmos with Hubble-like sharpness. Its planet-hunting coronagraph is also working as expected, putting Roman another major step closer to beginning science operations in 2027.

World

Russia: Massive Ukrainian drone attack on Moscow

Vladimir Putin's party has unsurprisingly won a large majority in Sunday's legislative elections, marked by computer hacking and Ukrainian drone attacks to which Moscow has promised a response.

World

Colombia battles massive wildfire

Colombia’s disaster risk agency says a forest fire in the centre of the country is now partially under control. Around 250 firefighters, supported by volunteers, have been battling the blaze since Saturday, with some 200 hectares affected. Camille Corcoran takes a closer look.

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World

Cuba: New massive power outage, seventh of the year

Cuba suffers on Friday 18 September a further general power outage, the seventh since the beginning of the year, against the background of a serious fuel shortage on the communist island, under pressure from Washington.