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Science

128 articles

Latest Science news and reviews, aggregated from dozens of tech publications and updated every 15 minutes.

ScienceDaily

One-way quantum synchronization could make quantum computers more reliable

Scientists at RIKEN have proposed a new way to make quantum systems synchronize in only one direction—like a one-way street for sound particles known as phonons. The breakthrough combines two quantum effects to create a form of one-way quantum synchronization that remains surprisingly stable even when exposed to manufacturing flaws and environmental noise, two major obstacles that have long…

Phys.org

Fast, reliable detection of trace gases by resonant photoacoustics

The photoacoustic effect has been known for more than 150 years: Gases exposed to light heat up. Pulsing the light generates periodic pressure fluctuations, or sound waves, with frequencies that can be uniquely assigned to individual gases. This photoacoustic effect forms the basis for a measurement method that is highly precise even at low gas concentrations. Despite its high sensitivity, the…

Phys.org

This specially-designed jacket pulls drinking water from thin air

Engineers at The University of Texas at Austin have developed a jacket that harvests drinking water directly from the air. The technology could benefit anyone who spends a lot of time in areas without easy access to drinking water, from hobbyist hikers, campers and runners to agricultural workers, emergency responders and soldiers. The advance in fabric technology comes alongside a new benchmark…

Phys.org

New water-based material could store solar energy, power reactions in darkness, then recharge

Northwestern University scientists have developed a new liquid material that charges like a battery, transforms like a living organism and then resets itself in open air. Traditionally, harvesting energy, storing it and using it require separate materials or devices. The new platform merges all three functions into a single material, opening the door for adaptive, clean, renewable systems that…

Phys.org

Food waste beads could boost direct air capture by 10% to 50%

In order to stabilize global warming at less than 1.5°C in the long term, there is a need not only for a drastic reduction in greenhouse gas emissions but also for technologies to remove and store hundreds of billions of tons of carbon dioxide (CO2) from the atmosphere. This is also the underlying basis of the scenarios set out in the latest Assessment Report from the Intergovernmental Panel on…

Phys.org

Waymo unveils virtual driver model to test autonomous car crash avoidance

Autonomous vehicles are already a reality on some of our streets and could become a major part of future transportation systems. Safety, of course, is the main concern, as with all vehicles. To help evaluate and improve its autonomous driving technology, U.S. driverless vehicle company Waymo has created a virtual representation of human driver behavior in near-crash situations.

Phys.org

From safety hazard to climate solution: Technology tackling fugitive methane from coal mines

Every underground coal mine has one thing in common: Coal seams leak methane gas into the tunnel network, presenting a serious safety hazard. The control is the same the world over: continuously pump fresh air through the workings, diluting and pushing out the methane. High-volume mechanical ventilation systems are a cornerstone of mine safety, but they create a stubborn environmental problem.

Phys.org

Can Pepper the robot be a good playmate?

What's it like to play a physical game with or against a robot that both looks and behaves like a person? That's what NTNU researchers wanted to find out when they conducted a controlled laboratory experiment with Pepper, a social robot designed to interact with humans.