Researchers find Jurassic strashilids not a parasite after all
Some particles are able to flow up small waterfalls, physicists show
Turning the tide to energy
NASA researchers who developed a new way to power robotic underwater vehicles believe a spin-off technology could help convert ocean energy into electrical energy on a much larger scale. The researchers hope ...
Scientists to tap river currents to create clean energy
In the eerie green glow of flashing lasers in a darkened University of Michigan lab, a cylinder on springs moves methodically up and down in a giant tank as water flows over it, simulating a stream.