The US Navy wants to make super-expanding weaponised slime, inspired by the hagfish, that can trap boats in the water
We've all heard that being too clean can cause allergies, or exposure can help you beat them. Most advice doesn't stand up, but there are things that do seem to work
Banning nuts on planes and in schools may seem like hysteria, but there's good reason: allergies are becoming more common. And you may not realise how you're affected
Firefighters are battling high winds and extreme heat as they try to slow the spread of the biggest wildfire ever recorded in California
Ultra-compact neutron stars are so dense that the light bends around from the far side, making it possible to see all sides of them simultaneously
As sound waves travel, they float upwards away from the pull of gravity. That’s because they have negative mass, so they’re repelled by massive objects
Power plants are shutting down in the northern hemisphere due to a lack of cool water, and the problem will only get worst in a warming and drier world
In London this September, Juliane Kaminski will be arguing that dogs have spent so long living alongside humans that they have evolved to think just like us
Join our panel of experts discussing the emerging technologies that are set to change our lives by 2030
Climate scientists have shied away from attributing heatwaves and floods to global warming – but now there can be no more denying the facts