Searching for life with space dust

Following enormous collisions, such as asteroid impacts, some amount of material from an impacted world may be ejected into space. This matter can travel vast distances and for extremely long periods of time. In theory, this ...

Report: US spied on Brazil's Petrobras, Google

Documents leaked by Edward Snowden indicate the National Security Agency spied on Brazil's state-run oil company, the private computer networks of Google and a company that facilitates most of the world's international bank ...

New 'ATM' takes old phones and gives back green

When new cell phones or tablets enter the marketplace, yesterday's hot technology can quickly become obsolete - for some consumers. For others, the device still has value as an affordable alternative, or even as spare parts.

Who will be the winner in the next computing revolution?

A computer's operating system, the layer of software between you and the hardware, has changed remarkably over the past few decades. At the beginning a user had to interact with levers and switches, then came screens and ...

Lipid droplets as endogenous intracellular microlenses

With the demand in real-time monitoring of endoplasmic variations and rapid detection of extracellular signals, a great number of approaches to bioimaging have been developed. The past few decades have witnessed a dramatic ...

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