Printing the metals of the future

3-D printers can create all kinds of things, from eyeglasses to implantable medical devices, straight from a computer model and without the need for molds. But for making spacecraft, engineers sometimes need ...

Jul 29, 2014 4.7 / 5 (31) 5

Mysterious molecules in space

Over the vast, empty reaches of interstellar space, countless small molecules tumble quietly though the cold vacuum. Forged in the fusion furnaces of ancient stars and ejected into space when those stars ...

22 hours ago 5 / 5 (20) 2

Worldwide water shortage by 2040

Two new reports that focus on the global electricity water nexus have just been published. Three years of research show that by the year 2040 there will not be enough water in the world to quench the thirst of the world population ...

Jul 29, 2014 3.5 / 5 (20) 19