Steelhead trout (Oncorhynchus mykiss) stir up the sediment of the river bed when building their spawning pits, thus influencing the composition of the river bed and the transport of sediment. Until ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Vikki Velasquez is a researcher and writer ...

Why did the ornithologist strap a taxidermy badger to a remote controlled car and drive it around the prairie? To interrogate the secret world of animal eavesdropping in the grasslands, of course!

WASHINGTON — The FBI is going to new lengths to eavesdrop, building software to monitor computer use and urging phone companies to help make wiretaps more reliable. The FBI’s “Magic Lantern” ...