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
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Premium
Living on the veg: Should we all go vegan?
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
Cute cats the size of kittens are seeing their homes destroyed
18 January 2018
Güiñas are the smallest cats in the Americas, smaller than most domestic cats, and they are becoming increasingly rare
