Life
Fish covered in tooth-like armour could help reveal how teeth evolved
A pet fish adorned with tooth-like scales is helping biologists tackle a longstanding debate about the origin of teeth
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Humans
Earliest known bubonic plague strain found in 5000-year-old skull
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Life
Extinct Sicilian elephant lost 8000 kilograms as it evolved and shrank
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Life
Many female animals are evolving to look more attractive to mates
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Life
Some early land-dwelling amphibians evolved back into aquatic species
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Life
The first complex cell may have had dozens of nuclei instead of one
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Life
Monkeys can change their accent to communicate with another species
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Life
Toxic beetle鈥檚 genetics reveals how evolution makes new organs
News
Which came first, the chicken or the egg?
Life
The platypus: What nature鈥檚 weirdest mammal says about our origins
Platypuses glow in UV light, produce venom and lay eggs. Yet despite their oddities, their newly sequenced genome illuminates the evolution of mammals
Features
Life
A species of yeast produces near-identical clones when it has sex
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Life
Mice on opposite North American coasts evolved the same way
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Life
Billion-year-old microbe had taken first step towards internal organs
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Life
Grasses pass genes from one species to another but we don鈥檛 know how
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