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Search results for 4-D printing

Astronomy Jan 7, 2015

NASA observatories take an unprecedented look into superstar Eta Carinae

Eta Carinae, the most luminous and massive stellar system within 10,000 light-years of Earth, is known for its surprising behavior, erupting twice in the 19th century for reasons scientists still don't understand. A long-term ...

Telecom Jan 7, 2015

Some tips on shopping for smartphone service

The cellphone industry's traditional way of doing business - locking customers into pricey two-year contracts - has been upended thanks to upstart major carriers T-Mobile and Sprint and a bunch of smaller providers that are ...

Energy & Green Tech Dec 31, 2014

New technologies harvest energy from movements, sound and more

Fed up with constantly having to recharge or replace batteries in your ever-expanding trove of electronic gadgets? The solution may be just a few steps away.

Engineering Dec 19, 2014

Explainer: What is 4-D printing?

Additive manufacturing – or 3D printing – is 30 years old this year. Today, it's found not just in industry but in households, as the price of 3D printers has fallen below US$1,000. Knowing you can print almost anything, ...

Engineering Dec 19, 2014

3-D-printable materials deform to change surface area, enabling curvature rather than rigid folding

Today's 3-D printers, in which devices rather like inkjet-printer nozzles deposit materials in layers to build up physical objects, are a great tool for designers building prototypes or small companies with limited product ...

Materials Science Dec 10, 2014

Fujitsu laboratories develops industry's first bio-derived, water-based paint

Fujitsu Laboratories, in an industry first, today announced the development of a bio-derived, water-based paint that can be used to paint the plastic chassis of servers, PCs, and other ICT equipment. The newly developed bio-derived, ...

Earth Sciences Dec 9, 2014

The legend of the kamikaze typhoons

In the late 13th century, Kublai Khan, ruler of the Mongol Empire, launched one of the world's largest armada of its time in an attempt to conquer Japan. Early narratives describe the decimation and dispersal of these fleets ...

Cell & Microbiology Oct 29, 2014

First detailed picture of a cancer-related cell enzyme in action on a chromosome unit

A landmark study to be published in the October 30, 2014 print edition of the journal Nature provides new insight into the function of an enzyme related to the BRCA1 breast-cancer protein. The study by a team at Penn State ...

Earth Sciences Oct 22, 2014

Researchers resolve the Karakoram glacier anomaly, a cold case of climate science

Researchers from Princeton University and other institutions may have hit upon an answer to a climate-change puzzle that has eluded scientists for years, and that could help understand the future availability of water for ...

Space Exploration Oct 14, 2014

Assessment of the technical feasibility of the proposed Mars One mission

In 2012, the "Mars One" project, led by a Dutch nonprofit, announced plans to establish the first human colony on the Red Planet by 2025. The mission would initially send four astronauts on a one-way trip to Mars, where they ...

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