Tag: "mph" at biology news
Winning combination to build bone density in children
...r rope," said Dr. Eston. "A brisk walk at about 4 mph
would do the trick. We are talking about raising the resting energy levels by about 6-8 times. The idea is to 'accumulate' this sort of energy expenditure over the day to total about half an hour," he added. Abstract The purpose of this study was...
Scientists await first call from Beagle
...T today. Travelling at a speed of more than 12,500 mph
(20,000 km per hour), the probe was protected from...to hit the rust-red surface at a speed of about 38 mph
(60 km/h). As soon as the bags made contact with the surface, the main parachute was to be released ...
How lice and bird feathers stick together
...e and taped them to an electric fan rotating at 50 mph
for 20 minutes. Both parts of the experiment showed most of the rock pigeon lice stuck to feathers, no matter what species of bird was the source of the feather transplant. "I had one louse on the fan for seven hours," Bush says. "I gave up before ...
Speedy elephants use a biomechanical trick to 'run' like Groucho
...ur. That's faster than reliable observations of 10 mph
top speeds but slower than speculations of 25 mph.... Three were especially fleet of foot, exceeding 15 mph
- 50 percent faster than anyone had ever reliably recorded, Hutchinson said. Past references gave an...
Marine biologists probe 'black box' mysteries of the sea
...to barnacles and other tiny creatures that a 1,000 mph
wind would apply to a person standing on land. "There aren't many things on land that would survive that kind of super-duper hurricane, but that's what these things put up with every 10 seconds when waves break on the shore," he noted. To measure the...
Multiple factors affect flight power curves among species
...fastest human," achieved a top speed of about 22.9 mph
in the 100-meter dash. The differences in the power curves of the three studied species are most apparent at faster speeds. The researchers said that flight style may explain power curve differences between the birds studied and magpies. Magpies com...
Dinosaur discoveries in Montana
...y 16. The crews endured torrential rain, hail, 70 mph
winds, extreme temperature changes and other natural weather challenges throughout their expedition. The team helped identify specimens that were discovered during the summer expedition and prepared plaster jackets around the specimens so they could...
Pleasure boat speed limits can stir up trouble in shallow lakes
...t putting in a sign in shallow water that says, '8 mph
would be a good way to prevent turbulence from pro...for prop wash to stir up lake sediments. So, an 8 mph
speed limit could aggravate rather than reduce turbulence problems." Hill will present his resul...
Road dust: Rural vehicles emit more pollutants than urban ones
... appeal to the auto owner the way that mpg, rpm or mph
do, it's likely to have a future impact on air pollution measures and standards nationwide. Jay R. Turner, D.Sc., assistant professor of chemical engineering and civil engineering at Washington University and director of the university's Air ...