Technology It's time new media companies admitted that that's what they are Social media titans like Facebook claim to exercise no control over their content. It’s time they dropped the pretence and picked up their responsibilities News
Space Dark matter took its time to wrap around early galaxies Andromeda's stars all orbit at similar speeds Darkness gathers – but it can take time. About 10 billion years ago, massive star-forming galaxies were dominated by normal matter, not the dark matter that’s so influential in galaxies today. If spiral galaxies were only made up of the matter that we can see, stars at the … News
Earth Scott Pruitt's climate denial may be Putin's real prize Anti-Trump protesters often focus on his links with Russia Scott Pruitt, US Environmental Protection Agency chief, made headlines last week for his reply when asked whether carbon dioxide is the primary control knob for climate . His answer was slippery. "Measuring with precision human activity on the climate is something very challenging to do," he … News
Life The beautiful bird corpses left by illegal Maltese sharpshooters IF IT flies, it dies. That seems to be the motto for hunters on the Mediterranean island of Malta, currently serving as a staging post for millions of migratory birds (see " This bird has flown: Unravelling the mysteries of bird migration "). Every spring, these travellers seek rest and recuperation in the island's fields … Regulars
Humans Mind the gaps: The holes in your brain that make you smart A map of the brain’s wiring reveals the spaces may be just as important as the connections – and you have the holes to thank for your most impressive mental feats Features
Technology War by any means: The story of DARPA With the nature of war changing fast, what goes on in the Pentagon’s most secretive research agency, asks the first insider to lift the lid in The Imagineers of War Culture
Technology Thrills and spills: We built a sentry duck for our bath Here’s a quacking idea for a stress-free soak in the tub. All you need is a rubber ducky, plastic tubing, an alarm system, a ball bearing, a hacksaw... Regulars
Feedback: Placenta pills promise new mums more Vitamin U Feedback is our weekly column of bizarre stories, implausible advertising claims, confusing instructions and more Regulars