Electron microscopy reveals how vitamin A enters the cell

Using a new, lightning-fast camera paired with an electron microscope, Columbia University Medical Center (CUMC) scientists have captured images of one of the smallest proteins in our cells to be "seen" with a microscope.

Image: ESA Cluster's 16-year-old webcam restarted

Last week, flight controllers at ESA's operations centre in Darmstadt, Germany, recommissioned and tested a 16-year-old webcam on one of Cluster's four satellites.

Scanning Earth, saving lives

A high-speed camera for monitoring vegetation from space and combating famine in Africa is being adapted to spot changes in human skin cells, invisible to the naked eye, to help diagnose skin diseases like cancer.

Japan sees 25 billion cyberattacks in 2014

More than 25 billion cyberattacks on the Japanese government and other bodies were logged in 2014, an agency said Tuesday, with 40 percent of them traced to China.

page 3 from 10