Underwater propulsion from a 3D printer

Octopods, which are also known as octopuses or squid, are considered to be the most intelligent invertebrates. In fact, they have been referred to as the "sages of the sea". They are capable of learning; they can open tin ...

Quantum engines must break down

Our present understanding of thermodynamics is fundamentally incorrect if applied to small systems and needs to be modified, according to new research from University College London (UCL) and the University of Gdańsk. The ...

Getting the carbon out of emissions

Many researchers around the world are seeking ways to "scrub" carbon dioxide (CO2) from the emissions of fossil-fuel power plants as a way of curbing the gas that is considered most responsible for global climate change. ...

New research key to revolutionary 'green' spacecraft propellant

In 2015, NASA, for the first time, will fly a space mission utilizing a radically different propellant—one which has reduced toxicity and is environmentally benign. This energetic ionic liquid, or EIL, is quite different ...

Hotmail is dead as Outlook.com takes over

Microsoft's Hotmail, the free webmail service used by hundreds of millions of people around the world, was phased out Friday, as the US tech giant completed a rebranding to Outlook.com.

Tracking gunfire with a smartphone

(Phys.org) —You are walking down the street with a friend. A shot is fired. The two of you duck behind the nearest cover and you pull out your smartphone. A map of the neighborhood pops up on its screen with a large red ...

NASA chief: Visiting an asteroid is all agency can afford

A NASA plan to send astronauts to an asteroid was met with skepticism Wednesday when NASA Chief Charlie Bolden presented the idea to top space officials in Congress - though their doubts may not be enough to sink the program.

Telerobotic system designed to treat bladder cancer better

(Phys.org) —Although bladder cancer is the sixth most common form of cancer in the U.S. and the most expensive to treat, the basic method that doctors use to treat it hasn't changed much in more than 70 years.

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