A close-up of two fly rods sits atop a pebbled background. Fly rods evoke images of the great outdoors, of man battling nature, and of peaceful days spent fishing with friends and family.
Digital image of a helicopter, an aircraft that features one or more horizontal rotors. Helicopters can take off and land vertically in small spaces, hover in stationary positions, and fly in any direction.
Black-and-white picture of a jet airplane, a fixed-wing aircraft that uses jet engines to fly efficiently at high altitudes. Jet planes are a way to travel long distances quickly.
A pair of antique skis leans against a wooden barrel. When there is snow on the ground, nothing is better than putting on your ski equipment and heading downhill. Put on your helmet, gloves, skis, and boots, and grab your poles.
Birds change the shape of their wings far more than planes. The complexities of bird flight have posed a major design challenge for scientists trying to translate the way birds fly into robots.
Merrit Kennedy. NPR. Thu, 16 Jan 2020 14:58:00 -0500.
By applying a novel method, biologists have successfully analyzed the metabolism of intact tissues of the fruit fly using a label-free microscopy technique. ...
Science Daily. Wed, 15 Jan 2020 12:06:22 EST.