Earth
Complex life may have had a false start 2.3 billion years ago
High levels of oceanic oxygen could聽have allowed advanced, animal-like life to develop for the first time 鈥� only to be wiped out again as oxygen vanished
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Environment
Harvester ants farm by planting seeds to eat once they germinate
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Environment
First ever video of an elusive new ruby seadragon filmed in wild
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Environment
Mice turn into killers when brain circuit is triggered by laser
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Environment
This is why you can’t help babbling to your dog like it’s a baby
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Health
Attack of the household products: Hygiene鈥檚 hidden risks
Features
Health
Dishing the dirt: How clean does your home really need to be?
Features
Environment
Wild monkey filmed mounting deer and trying to have sex with it
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Environment
Gene-silencing spray lets us modify plants without changing DNA
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Environment
There are five times more urban foxes in England than we thought
There may now be some 150,000 foxes living in English cities, up from 33,000 in the 1990s. That鈥檚 one fox for every 300 urban residents
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Environment
Ants craft tiny sponges to dip into honey and carry it home
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Environment
Cave glow-worms vomit long sticky urine threads to catch prey
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Environment
Reindeer riddle: How do you tell caribou apart?
Features
Life
First evidence that wild mammals benefit from bigger brains
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