Uncategorized
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LifeIdentifying viable embryos
New genetic tests to distinguish viable from nonviable embryos may help eliminate risky multiple births from fertility procedures.
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TechThe flap on dragonfly flight
New experiments have revealed an aerodynamic trick that dragonflies use to fly efficiently — a trick that engineers could exploit to improve the energy efficiency of small aerial vehicles with a similar design.
By Sid Perkins -
LifeGood night, Sloth
First EEG of free-roaming animals finds less sleeping in the real world.
By Susan Milius -
Health & MedicineSharing valuable real estate
Human brains rewire when people lose a sense, but a new study of people who have regained vision shows that the rewired areas retain their old abilities.