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AnimalsWe all sing like fish
From opera singers to toadfish, vertebrates may use basically similar circuitry for controlling vocal muscles.
By Susan Milius -
Health & MedicineX-ray vision
A new imaging technique could give scientists unprecedented views into cells and other objects at the nanoscale.
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SpaceIcy asteroids
New observations are further eroding the difference between asteroids and comets.
By Ron Cowen -
AnimalsBrains for a change
Outsized brains may have sped up evolution of body size in birds.
By Susan Milius -
Health & MedicineAgainst the grains
People on either a low-carbohydrate or Mediterranean diet fared better over two years than those on a low-fat diet.