Reviewed By Laura J. Martin, MD. May 28, 2010 (New Orleans) -- If your child insists his positive drug test results are a mistake, there's a chance he could be telling the truth. Drug tests generally produce false-positive results in 5% to 10% of cases and false negatives in 10% to 15% of cases, new research shows.
According to Fox News, MITâs cheetah robot can now jump over obstacles up to 18 inches tall, which is more than half the robotâs height. âOur goal is to use this kind of robot to save lives in a disaster situation,â explains Professor Sangbae Kim.
Cheetahs: Born to Run. Any animal that can go from zero to 40 mph in three strides must have a very specialized body. The cheetah is so built for speed, it really can't do much else. A cheetah's speed starts with aerodynamics.Its slender body, small head, flattened rib cage and long, thin legs minimize air resistance.It typically only weighs about 125 pounds (57 kg), so its muscles don't have that much weight to carry.heetahs: Born to Run. Any animal that can go from zero to 40 mph in three strides must have a very specialized body. The cheetah is so built for speed, it really can't do much else. A cheetah's speed starts with aerodynamics.