Animals
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GeneticsDNA reveals how cats achieved world domination
Analysis of 9,000 years of cat remains suggests two waves of migration
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PaleontologyNew fossils shake up history of amphibians with no legs
The oldest near-relative of today’s snake-shaped caecilians could have an unexpected backstory.
By Susan Milius -
AnimalsFacial recognition changes a wasp’s brain
A new study maps genes at play in a paper wasp’s brain during facial recognition.
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LifeHow bearded dragons switch their sex
RNA editing might affect reptile sex determination at temperature extremes.
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LifeAncient DNA shakes up the elephant family tree
DNA from straight-tusked elephant fossils is forcing scientists to reconsider the history of elephant evolution.
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LifeLadybugs fold their wings like origami masters
Ladybug wings could lead to new foldable technologies.
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PaleontologyPrimitive whales had mediocre hearing
Fossils suggest that early whale hearing was run-of-the-mill, along the same line as that of land mammals.
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AnimalsBig slimy lips are the secret to this fish’s coral diet
A new imaging study reveals how tubelip wrasses manage to munch on stinging corals.
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AnimalsSooty terns’ migration takes the birds into the path of hurricanes
Sooty terns migrate south from southern Florida and back again. The track sometimes takes the birds into the path of hurricanes, a new study finds.
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PaleontologySea scorpions slashed victims with swordlike tails
Ancient sea scorpion used a flexible, swordlike tail to hack at prey and defend against predators.
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AnimalsPetite parrots provide insight into early flight
High-speed video shows that tiny parrots direct their hops to use the least amount of energy necessary.
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LifeHow a flamingo balances on one leg
Flamingos’ built-in tricks for balance might have a thing or two to teach standing robots or prosthesis makers someday.
By Susan Milius