Birds fly more efficiently by folding their wings during the upstroke, according to a recent study. The results could mean that wing-folding is the next step in increasing the propulsive and ...

A lightweight robot modeled on diving birds can swim underwater, break through the surface, and continue flying without using feet or propellers. The feat exposes a difficult mechanical compromise ...

Next time you look up at the sky at a flock of birds, pay close attention. They might not be what you think they are. Scientists at New Mexico Tech are using birds preserved by taxidermy and turning ...

Loons, gulls, puffins, and petrels are some of the 100 species of birds that can both fly and swim. These diving birds can plunge in water to swim after prey, and leap back into the air to fly away.

NEW YORK — The next time you see birds flying in a V, consider this: A new study says they choreograph the flapping of their wings with exquisite precision to help them on their way. That's what ...