21/08/2014

Why NASA studies the ultraviolet sun

(Phys.org) —You cannot look at the sun without special filters, and the naked eye cannot perceive certain wavelengths of sunlight. Solar physicists must consequently rely on spacecraft that can observe this invisible light ...

Razor-sharp TV pictures

The future of movie, sports and concert broadcasting lies in 4K definition, which will bring cinema quality TV viewing into people's homes. 4K Ultra HD has four times as many pixels as today's Full HD. And thanks to the new ...

Solar fuels as generated by nature

(Phys.org) —Society's energy supply problems could be solved in the future using a model adopted from nature. During photosynthesis, plants, algae and some species of bacteria produce sugars and other energy-rich substances ...

New tool identifies therapeutic proteins in a 'snap'

(Phys.org) —In human and bacterial cells, glycosylation – the chemical process of attaching complex sugar molecules to proteins – is as fundamental as it gets, affecting every biological mechanism from cell signaling ...

Retreat of Yakutat Glacier

Located in the Brabazon Range of southeastern Alaska, Yakutat Glacier is one of the fastest retreating glaciers in the world. It is the primary outlet for the 810-square kilometer (310-square mile) Yakutat ice field, which ...

Unlocking the potential of simulation software

With a method known as finite element analysis (FEA), engineers can generate 3-D digital models of large structures to simulate how they'll fare under stress, vibrations, heat, and other real-world conditions.

Bringing emergency communications together

A new University of Adelaide research project aims to improve emergency operations through integrated communications systems for police and the emergency services.

Two dynamos drive Jupiter's magnetic field

(Phys.org) —Superlatives are the trademark of the planet Jupiter. The magnetic field at the top edge of the cloud surrounding the largest member of the solar system is around ten times stronger than Earth's, and is by far ...

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