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Genetic switch potential key to new class of antibiotics

Researchers have determined the structure of a key genetic mechanism at work in bacteria, including some that are deadly to humans, in an important step toward the design of a new class of antibiotics,...

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Imaging cereals for increased crop yields

University of Adelaide computer scientists are developing image-based technology which promises a major boost to the breeding of improved cereal varieties for the harsher environmental conditions...

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Computer-designed proteins programmed to disarm variety of flu viruses

Computer-designed proteins are under construction to fight the flu. Researchers are demonstrating that proteins found in nature, but that do not normally bind the flu, can be engineered to act as...

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Research discovery: Near-complete set of templates for protein complexes...

(Phys.org) -- Visualize trying to finish a jigsaw puzzle where each individual piece keeps changing shape. If that sounds like an impossible task, imagine the vexing job scientists have faced in...

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Caught in the act: Researchers capture key moments in cell death

Scientists at the Walter and Eliza Hall Institute have for the first time visualised the molecular changes in a critical cell death protein that force cells to die.

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Candidate most massive binary star identified

Astronomers have observed a binary star that potentially weighed 300 to 400 solar masses at birth. The present day total mass of the two stars is between 200 and 300 times that of the Sun, depending on...

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Scientists discover surprising importance of 'I Love Q' for understanding...

Scientists can learn a tremendous amount about neutron stars and quark stars without understanding their internal structure in detail, according to two Montana State University scientists who published...

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Hottest days in some parts of Europe have warmed four times more than the...

Some of the hottest days and coldest nights in parts of Europe have warmed more than four times the global average change since 1950, according to a new paper by researchers from the Grantham Research...

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Crystal cantilever lifts objects 600 times its own weight (w/ Video)

(PhysOrg.com) -- For a long time, scientists have been trying to transform the collective movements of tiny molecules into useful mechanical work. With this goal in mind, a team of researchers from...

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Discovery alters conventional understanding of sight

A discovery by a team of researchers led by a Syracuse University physicist sheds new light on how the vision process is initiated. For almost 50 years, scientists have believed that light signals...

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Bow down to the light: Light-triggered microscale robotic arm makes bending...

(PhysOrg.com) -- As miniaturization progresses, microrobots and nanomachines have moved beyond the realm of pure speculation. This technology requires tiny components that can respond to stimulation by...

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The changing shape of an atomic nucleus

The nucleus of an atom can have different shapes that co-exist. European scientists investigated nuclear shape change with advanced experimental techniques.

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Researchers creating team of pingpong-ball-sized robots (w/ Video)

University of Colorado Boulder Assistant Professor Nikolaus Correll likes to think in multiples. If one robot can accomplish a singular task, think how much more could be accomplished if you had...

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Stressed-out tadpoles grow larger tails to escape predators

When people or animals are thrust into threatening situations such as combat or attack by a predator, stress hormones are released to help prepare the organism to defend itself or to rapidly escape...

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Researchers find active transporters are universally leaky

Professor of Biochemistry Emad Tajkhorshid and colleagues have discovered that membrane transporters help not just sugars and other specific substrates cross from one side of a cellular membrane to the...

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Printed inchworm robot makes self-assembly moves (w/ Video)

(Phys.org) —A team from Harvard and MIT presented their work at the 2013 IEEE International Conference on Robotics and Automation (ICRA) in Germany. Their contribution: "Robot Self-Assembly by Folding:...

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Shape-shifting alloys hold promise

Imagine untwisting a finger-size spring, then holding the flame from a lighter underneath the unraveled section. Like magic, it twirls itself into a spring again because the metal alloy remembered its...

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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...

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Physically dynamic surfaces may herald another tablet revolution

Apple's iPad arrived five years ago. It is a device that changed the way we think about computing, marking a seismic shift from keyboard and mouse to direct manipulation with our fingers. The iPad...

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Sixth SpaceX delivery of station research with a side of caffeine

From improving LCD screens to testing espresso machines, a variety of research is headed to the International Space Station aboard the sixth SpaceX contracted resupply mission. The Dragon spacecraft...

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