Building a more versatile frequency comb
Frequency combs are the rulers of light. By counting a wavelength's many oscillations, they measure distance and time with extraordinary precision and speed.
Best of Last Week – Quantum physics got less complicated, the pseudogap and ibuprofen as an anti-aging drug
UW fusion reactor concept could be cheaper than coal
Fusion energy almost sounds too good to be true – zero greenhouse gas emissions, no long-lived radioactive waste, a nearly unlimited fuel supply.
New solar power material converts 90 percent of captured light into heat
A multidisciplinary engineering team at the University of California, San Diego developed a new nanoparticle-based material for concentrating solar power plants designed to absorb and convert to heat more ...
Google boosts health search with more medical sources
Google on Tuesday began tuning its mobile search application to better answer people's questions about common ailments from tennis elbow to the measles.
How carbonates behave in the Earth's interior
Carbonates are the most important carbon reservoirs on the planet. But what role do they play in the Earth's interior? How do they react to conditions in the Earth's mantle? These are the questions being ...
Live long and phosphor: Blue LED breakthrough for efficient electronics
In a step that could lead to longer battery life in smartphones and lower power consumption for large-screen televisions, researchers at the University of Michigan have extended the lifetime of blue organic ...
Beating battery drain: Power-conserving chip may increase smartphone battery life
Stream video on your smartphone, or use its GPS for an hour or two, and you'll probably see the battery drain significantly. As data rates climb and smartphones adopt more power-hungry features, battery life ...
New research points way to less vulnerable computer memory
(Phys.org)—Have you ever been working on a document on your computer and it suddenly crashes? Maybe the power goes out or there's a software glitch that causes it to freeze and you lose everything you've been working on ...
Researchers use liquid inks to create better solar cells
(Phys.org) —The basic function of solar cells is to harvest sunlight and turn it into electricity. Thus, it is critically important that the film that collects the light on the surface of the cell is designed ...
China wind power capacity jumps to record high
China boosted its installed wind energy capacity last year to a record 19.81 million kilowatts as the world's biggest greenhouse gas emitter tries to switch its power grid to cleaner energy sources.
European to capsule leaving space station, skipping test
A European cargo ship is set to depart the International Space Station this weekend. But it will re-enter the atmosphere and burn up the next day, skipping a special descent test because of a problem.
Scientists re-create what may be life's first spark
Scientists in a lab used a powerful laser to re-create what might have been the original spark of life on Earth.
Google buys Altamont wind energy to power Googleplex
Google has spent $1.5 billion around the world on clean energy projects cutting the pollution from millions of users clicking on search links, watching YouTube videos and sending emails, but now it's found a powerful electricity ...