
Spy balloons flying 40km up track drug smugglers on the ground
24 January 2018
The US military are testing uncrewed balloons filled with helium that can keep watch over a small area by catching different winds in the stratosphere

24 January 2018
The US military are testing uncrewed balloons filled with helium that can keep watch over a small area by catching different winds in the stratosphere

24 January 2018
In 2016, a pair of glaciers suddenly collapsed and sent huge chunks of ice hurtling downhill. The events suggest such disasters are more common than we thought

24 January 2018
They have been called the most hunted animal in the world, so perhaps you can’t blame this pangolin for not showing its face

24 January 2018
The creation of monkey clones is a big breakthrough, but making a copy of an adult is still not possible and the ethics of cloning remain unchanged

24 January 2018
Meet the first of a possible army of cloned monkeys that could treat many diseases, but is this a step to human cloning, and will anyone but China accept them?

24 January 2018
Wings have helped insects to dominate the skies for 400 million years, and now CRISPR is revealing exactly how the first wings evolved

24 January 2018
Going vegan or cooking for friends who are? From booze to pets and cucumbers, making choices that are truly vegan-friendly can be a minefield

24 January 2018
Veganism is trending but is it just the latest food fad, or do claims that it's better for your health and that of the planet stack up? We dig into the evidence

19 January 2018
A single study has been hailed for narrowing the range of possible climate change scenarios, but figuring out how the world will warm is more complicated than headlines suggest

18 January 2018
Güiñas are the smallest cats in the Americas, smaller than most domestic cats, and they are becoming increasingly rare