Sex, health, muscle, sport: Testosterone myths busted
Testosterone supplements are sold as a cure-all for anything that might ail the ageing male, from erectile dysfunction to spare tyre – but do they really work?
I'm modelling whale ways to keep them safe from ships
The unique Sri Lankan blue whales live in busy shipping waters. Marine biologist Asha de Vos is using mathematical models to put them out of harm's way
Man up: Is testosterone an elixir of youth?
Testosterone supplements promise men a butch boost of resurrected libido, energy and mood. But there's a better way to restore virility
How magic mushrooms induce a dreamlike state
A psychedelic trip on mushrooms is a surreal, dream-like experience because it triggers the brain changes that are also experienced when someone is dreaming
Mind-wandering software knows when you've zoned out
A detector is able to figure out when a person's attention shifts from their task and get them to focus on it again
Oldest case of Down's syndrome from medieval France
A 1500-year-old skeleton shows signs of Down's syndrome, and the way the body was buried hints that the condition may not have been stigmatised at the time
Iran to spend $500 million to save shrunken Lake Urmia
Iran's president has agreed to spend half a billion dollars just in the first year of an endeavour to restore the once-enormous lake to its former glory
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