News tagged with force

Mars hills hide icy past

A complex network of isolated hills, ridges and small basins spanning 1400 km on Mars is thought to hide large quantities of water-ice.

Feb 19, 2015
4.9 / 5 (9) 1

Voltage tester for beating cardiac cells

For the first time, scientists have succeeded in recording the current in membrane channels of contracting cardiac cells. To do this, the scientists combined an atomic force microscope with a widely used ...

Feb 17, 2015
5 / 5 (1) 0

Image: Giant filament seen on the sun

A dark, snaking line across the lower half of the sun in this Feb. 10, 2015 image from NASA's Solar Dynamics Observatory (SDO) shows a filament of solar material hovering above the sun's surface. SDO shows ...

Feb 12, 2015
4.5 / 5 (16) 8