All News

Tech Xplore / Engineers shrink powerful terahertz systems onto a single semiconductor chip

High-frequency waves classified as terahertz occupy a relatively underused region of the electromagnetic spectrum between infrared light and microwaves. Researchers have long recognized their unique potential for applications ...

6 hours ago
Tech Xplore / Researchers investigate factors that drive consumers to buy cryptocurrencies

Consumers are more likely to buy cryptocurrencies when they see them as easy to use, trustworthy and beneficial, according to research published in the International Journal of Blockchains and Cryptocurrencies, which used ...

1 hour ago
Medical Xpress / MicroRNA discovery points to new strategy for slowing lung cancer growth

Cancer develops when the body's systems for controlling cell growth break down, allowing cells to multiply unchecked. Texas A&M researchers have identified two naturally occurring molecules that appear to help restore those ...

3 hours ago
Medical Xpress / Researchers identify immune cell that builds cancer-fighting hubs inside tumors

Researchers at the Icahn School of Medicine at Mount Sinai have identified the immune cell that acts as the architect and coordinator of powerful immune hubs that form inside tumors and plays a key role in antitumor immunity. ...

5 hours ago
Phys.org / Pump that recreates human heartbeat blood flow on lab chips inspired by an accordionist

For more than 25 years, lab-on-a-chip technology has allowed researchers to model human organs and blood vessels using real human cells in artificial microscopic environments. These microphysiological systems (MPS) may replicate ...

6 hours ago
Phys.org / Hybrid material confirms antiferroelectricity can coexist with switchable polarization

Many of the advanced electronic components surrounding us in everyday life rely on polar materials to function. Polar materials have an uneven distribution of electric charge. This gives them a positive and a negative side ...

6 hours ago
Phys.org / Political representatives found more polarized on climate change than their constituents

It is no surprise that there are political disagreements over climate protection measures. Parties differ in their assessments of which measures they consider effective, fair or economically acceptable. However, the question ...

2 hours ago
Tech Xplore / New spinning drone hides in plain sight: 'Phantom Twist' harnesses motion blur to nearly vanish in flight

By exploiting the quirks of human vision, Northwestern University engineers have designed a drone that nearly disappears before the eyes. For years, researchers have tried to design invisible drones and robots using camouflage, ...

7 hours ago
Phys.org / Webb telescope discovers hidden planet in famous star system

Astronomers using NASA's James Webb Space Telescope have discovered a giant planet outside our solar system, called an exoplanet, hiding within one of the most intensely studied planetary systems in the Milky Way galaxy.

9 hours ago
Medical Xpress / A step toward lab‑grown sperm: Scientists turn stem cells into early sperm cells in a mini‑testis

About 9% of men of reproductive age in the United States experience fertility problems. One of the many causes of male infertility is a failure in germline development, the process by which embryonic cells develop into sperm ...

11 hours ago
Phys.org / Rare mutations are helping dangerous hospital bacteria slip past the last-line antibiotic defense

Another last-resort antibiotic has fallen victim to the rapid evolution of drug-resistant superbugs. The powerful antibiotic combination ceftazidime-avibactam (CZA), widely used to treat severe hospital-acquired infections ...

12 hours ago
Phys.org / Scientists create stable 'boron graphene' and uncover quantum liquid crystal state

Graphene has long been regarded as one of the most promising materials for future electronics, but its relatively weak electron interactions have limited its potential for applications such as high-temperature superconductivity. ...

7 hours ago