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Science&Technology

Recycling Lost Energy: Quantum Laser Turns Energy Loss Into Gain?

Exciton-polaritonic PT symmetry: Direct coupling between upward- and downward-polariton modes in a six-fold symmetric microcavity with loss manipulation leads to PT-symmetry breaking with low-threshold phase transition. Credit: KAIST A new laser that generates quantum particles...

NASA’s NEOWISE Asteroid-Hunting Space Telescope Gets Two-Year Mission Extension

Artist’s concept of NASA’s WISE (Wide-field Infrared Survey Explorer) spacecraft, which was an infrared-wavelength astronomical space telescope active from December 2009 to February 2011. In September 2013 the spacecraft was assigned a new mission...

Protein “Big Bang” Reveals Molecular Makeup for Medicine and Bioengineering Applications

Proteins have been quietly taking over our lives since the COVID-19 pandemic began. We’ve been living at the whim of the virus’s so-called “spike” protein,...

Deep Space Atomic Clock to Improve GPS, Increase Spacecraft Autonomy

NASA’s Deep Space Atomic Clock has been operating aboard the General Atomics Orbital Test Bed satellite since June 2019. This illustration shows the spacecraft in Earth orbit. Credit: General Atomics Electromagnetic Systems Designed to improve...

Diet Rich in Omega 3 Fatty Acids May Help Reduce Migraine Headaches

Trial provides ‘grounds for optimism’ for many people with persistent headaches and those who care for them. Eating a diet rich in omega 3 (n-3) fatty acids reduces the frequency of headaches compared with a...

Making Seawater Drinkable in Minutes: A New Alternative Desalination Membrane

Schematic of co-axial electrospinning device. Credit: Elsevier A new alternative seawater desalination membrane to produce drinking water. According to the World Health Organization, about 785 million people around the world lack a clean source of drinking...

Analysis of Thousands of Drugs Reveals Potential New COVID-19 Antivirals

Researchers at the Francis Crick Institute and University of Dundee have screened thousands of drug and chemical molecules and identified a range of potential antivirals that could be developed into new treatments for COVID-19...

Hawking’s Black Hole Theorem Confirmed Observationally for the First Time

An artist’s impression of two black holes about to collide and merge. Study offers evidence, based on gravitational waves, to show that the total area of a black hole’s event horizon can never decrease. There are...

Worrying New Insights Into the Chemicals in Plastics – Significant Risk to People and the Environment

Plastic is practical, cheap and incredibly popular. Every year, more than 350 million metric tons are produced worldwide. These plastics contain a huge variety of chemicals that may be released during their lifecycles —...

Optical Tweezer Technology Breakthrough Overcomes Dangers of Heat

Optical tweezers use light to trap particles for analysis. A new breakthrough keeps those particles from overheating. Credit: The University of Texas at Austin Three years ago, Arthur Ashkin won the Nobel Prize for inventing optical tweezers,...

Uncovering Genetic Traces to Discover How Humans Adapted to Historical Coronavirus Outbreaks

Coronavirus graphic. Credit: Gerd Altmann An international team of researchers co-led by the University of Adelaide and the University of Arizona has analyzed the genomes of more than 2,500 modern humans from 26 worldwide populations,...

Scientists Can Now Design Single Atom Catalysts for Important Chemical Reactions

Artistic rendering of the propane dehydrogenation process taking place on the novel single atom alloy catalyst, as predicted by theory. The picture shows the transition state obtained from a quantum chemistry calculation on a...

Are We Missing Other Earths? Dramatic New Evidence Uncovered by Astronomers

This illustration depicts a planet partially hidden in the glare of its host star and a nearby companion star. After examining a number of binary stars, astronomers have concluded that Earth-sized planets in many...

Evolutionary Unique: The Natural History and Conservation Importance of Elusive Chinese Mountain Cat

Chinese mountain cat. Credit: Song Dazhao, CFCA Study highlights the evolutionary uniqueness and premier conservation importance of the elusive Chinese mountain cat. We know that the domestic cat has distant relatives that roam the earth –...

Habitable Planets With Earth-Like Biospheres May Be Much Rarer Than Thought

A new analysis of known exoplanets has revealed that Earth-like conditions on potentially habitable planets may be much rarer than previously thought. The work focuses on the conditions required for oxygen-based photosynthesis to develop...

Inkjet Printing “Impossible Materials” – Bend Light, Manipulate Energy, or Have Chameleon-Like Abilities

A thin film polymer tunes the properties of an inkjet printed array of small microwave resonators. The composite device can be tuned to capture or transmit different wavelengths of microwave energy. Credit: Fio Omenetto,...

High Capacity DNA Data Storage: Could All Your Digital Photos Be Stored As DNA?

MIT biological engineers have demonstrated a way to easily retrieve data files stored as DNA. This could be a step toward using DNA archives to store enormous quantities of photos, images, and other digital...

Toward Safer Breast Implants: How Implant Surfaces Affect Immune Response

Rice University bioengineer Omid Veiseh shows silicone breast implants with rough (left) and smooth surfaces. Credit: Photo by Jeff Fitlow/Rice University Six-year effort includes researchers from Rice, MD Anderson, Baylor College of Medicine. Rice University bioengineers...

NASA’s Webb Telescope to Unlock the Secrets of the Early Universe

NASA's Webb Telescope Will Look Back in Time, Use Quasars to Unlock the Secrets of the Early Universe This is an artist’s concept of a galaxy with a brilliant quasar at its center. A quasar...

Edible Cholera Vaccine – Made of Powdered Rice – Proves Safe in Phase 1 Human Trials

Researchers at the University of Tokyo have announced the successful results of the Phase 1 clinical trial of a new type of vaccine to protect against cholera and travelers’ diarrhea. The MucoRice-CTB vaccine is...

Blistering Stars in the Universe: Rare Insights Into How Violent Supernova Explosions Affect Nearby Stars

Artist’s impression of a supernova. Credit: James Josephides, Swinburne University of Technology What happens if a supernova explosion goes off right beside another star? The star swells up, which scientists predict as a frequent occurrence...

Science Made Simple: What Are Quantum Networks?

Science Made Simple: What Are Quantum Networks?

Dark Matter “Counterweight” Is Slowing the Spin of the Milky Way’s Galactic Bar

Dark Matter "Counterweight" Is Slowing the Spin of the Milky Way's Galactic Bar

Engineers Develop a New Water Treatment Technology That Could Also Help Mars Explorers

Engineers Develop a New Water Treatment Technology That Could Also Help Mars Explorers

Reduced Risk of Cancer Among Heart Failure Patients That Use Statins

Statin use is linked to reduced risk of cancer among heart failure patients. Credit: European Heart Journal Statin use among patients with heart failure is associated with a 16% lower risk of developing cancer compared...
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