Search results for 4-D printing

Astronomy Jun 27, 2018

Astronomers investigate type IIP supernova with a long plateau

Astronomers have investigated a type IIP supernovae known as SN 2015ba, which exhibits a long plateau in its light curve. The new study provides essential information about the properties of this explosion and could be helpful ...

Environment Jun 20, 2018

Political leaning influences city water policies as strongly as climate

Urban water conservation policies are reflecting the nation's political polarization, with a new report demonstrating that a city's water ordinances can be as much related to whether it leans left or right as to whether the ...

Materials Science Jun 19, 2018

Army plans to license nanogalvanic aluminum powder discovery

The U.S. Army Research Laboratory plans to license its discovery of a nanogalvanic aluminum powder for hydrogen generation.

Materials Science Jun 13, 2018

Attacking bacteria with shark skin-inspired surfaces

Sharks are often the subject of TV specials or news stories focusing on their attacks on humans. But scientists are finding that sharks could inspire a new type of surface that would attack bacteria, helping humans instead ...

Materials Science Jun 8, 2018

3-D catalysts for improved hydrazine-free propellants

Hydrazine, one of the most widely used liquid propellants for space propulsion systems, is also extremely toxic. EU researchers have developed 3-D catalysts for igniting alternative propellants.

Engineering May 30, 2018

New technique for additive manufacturing design

A Sandia National Laboratories team built a telescope to demonstrate how to design for additive manufacturing, familiarly known as 3-D printing, to take advantage of the technique's strengths and weaknesses.

Energy & Green Tech May 30, 2018

Construction waste to be turned into gas masks and sports equipment

Huge volumes of waste building materials that are discarded every year could be recycled into new products such as gas masks and sports equipment following research being conducted by scientists and recycling firms.

Space Exploration May 26, 2018

Astronaut and moonwalker Alan Bean dies at 86

Former Apollo 12 astronaut Alan Bean, who was the fourth man to walk on the moon and later turned to painting to chronicle the moon landings on canvas, has died. He was 86.

Internet Apr 25, 2018

The 'double edge' of pervasive personalisation

Anyone who uses online shopping, social media or even email is voluntarily – though not necessarily consciously – experiencing the influence of personalised technologies. The "profiling" which leads to advertisements ...

Optics & Photonics Apr 24, 2018

3-D nanoprinting facilitates communication with light

At Karlsruhe Institute of Technology (KIT), researchers have developed a flexible and efficient concept to combine optical components in compact systems. They use a high-resolution 3-D printing process to produce tiny beam-shaping ...

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