11/07/2017

Earth's major 'mass extinction' events

Most scientists agree that a "mass extinction" event is underway with the Earth's wildlife disappearing at an alarming rate, mainly due to human activity.

'Big Muddy' Missouri river needs a plan

As the Missouri River flows across the Great Plains to where it meets the Mississippi River at St. Louis, it accumulates such a large sediment load that it has earned the nickname "Big Muddy." A recent University of Illinois ...

Spiky ferrofluid thrusters can move satellites

Brandon Jackson, a doctoral candidate in mechanical engineering at Michigan Technological University, has created a new computational model of an electrospray thruster using ionic liquid ferrofluid—a promising technology ...

page 3 from 11