Dark matter signal points to exotic black-hole origins
If our best sign yet of dark matter is what it seems, then the supermassive black hole at the centre of our galaxy is a complex beast
Quantum computer buyers' guide: Apps
What will you be able to run on your quantum computer? Here's our pick of the best apps in the pipeline
To defeat trolls, we need to do more than jail them
Changing entrenched attitudes that trivialise cyber-harassment against women will take more than harsh sentences, says law professor Danielle Citron
Brain barrier opened for first time to treat cancer
Ultrasound has been used to open the brain's protective sheath in people with aggressive brain tumours – to deliver chemo drugs directly to cancer cells
Ban of vulture-killing drug in India is working
Use of a cattle drug that has devastated vulture populations in India is in decline, offering hope of recovery – but vultures in Europe may now be at risk
First Mars settlers may last only 68 days
The Mars One project aims to send people to the Red Planet, but a new analysis suggests oxygen poisoning from growing their own food could kill them
Quantum computer buyers' guide: Hardware
Spin or superconductor? It's the "Apple vs Android" of the quantum computing world. Here's what you need to know to choose
Could this bee love? Rekindling our affection for bees
A charming and poetic account of apiculture in Mark Winston's Bee Time reminds us why an ancient partnership between humans and bees needs saving
Sleepy sun could make Mars trips deadly
An unexpected lull in the sun's activity will let more cosmic radiation into the solar system, endangering astronauts on long interplanetary missions
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