Phys.org – latest science and technology news stories
- Fossil teeth reveal ancient hyenas in the Arctic
Modern hyenas are known as hunters and scavengers in Asian and African ecosystems such as the savanna.
- Jellyfish researchers want you to start thinking about these creatures for your next meal
A few summers ago, Stefano Piraino was walking along the rocky shoreline on a small island off the coast of Sicily when he spotted a washed up jellyfish. Naturally, he tore a piece off and popped it i …
- Indian family branches out with novel tree house
When the Kesharwanis decided to branch out and expand their family home, they came up with a novel way of dealing with an ancient giant fig tree in their garden—they built the house around it.
- Earthquake swarms reveal missing piece of tectonic plate-volcano puzzle
Deep under the ocean bed, a sinking tectonic plate causes a "swarm" of earthquakes, feeding molten rock into newly forming volcanoes, new research has discovered.
- Look up! The Strawberry Moon will shine bright tonight
Be sure to look up from your phones for a few minutes tonight to see the Strawberry Moon, which will be visible from sundown to sunrise.
- Rising methane may thwart efforts to avoid catastrophic climate change
If the world were on track to meet the Paris Agreement goal of less than 2 degrees Celsius of global warming, methane levels in the atmosphere would theoretically be dropping. Instead, they have been …
- Tired of #$%& passwords? Single Sign-on could be savior
The experience we know as password hell could be radically changed for the better within the next year and a half to three years.
- Engineer's 'Smart Speaker Firewall' isolates Alexa devices in a snap
Chuck Carey is an experienced engineer and self-described technophile, but he's also wary of the proliferation of data-hoovering, Internet-connected devices such as the microphone-and-speaker com …
- Mattel revs up Hot Wheels to new digital generation
Hot Wheels is ready to zoom into the new century.
- Coral bleaching causes a permanent change in fish life
Repeat coral bleaching caused by rising sea temperatures has resulted in lasting changes to fish communities, according to a new long-term study in the Seychelles.
- Methods in belowground botany
Plant root systems play a crucial role in ecosystems, radically impacting everything from nutrient cycling to species composition. Despite their importance, scientists are just beginning to develop th …
- Science suffers collateral damage as US, China tensions rise
A rise in US visa denials for Chinese academics and intensified scrutiny of alleged links to Beijing over fears of potential espionage are having a chilling effect on long-standing research collaborat …
- UN: World population expected to rise to 9.7 billion in 2050
The world's population is getting older and growing at a slower pace but is still expected to increase from 7.7 billion currently to 9.7 billion in 2050, the United Nations said Monday.
- Scientists find sun's history buried in moon's crust
The Sun is why we're here. It's also why Martians or Venusians are not.
- Researchers study how climate change affects crops in India
Kyle Davis is an environmental data scientist whose research seeks to increase food supplies in developing countries. He combines techniques from environmental science and data science to understand p …
- RNR 'switch' offers hope in battling antibiotic resistant bacteria
New research from Cornell University offers a new pathway for targeting pathogens in the fight against antibiotic resistant bacteria.
- Scientists unearth green treasure—albeit rusty—in the soil
Cornell University engineers have taken a step in understanding how iron in the soil may unlock naturally occurring phosphorus bound in organic matter, which can be used in fertilizer, so that one day …
- Biting backfire: Some mosquitoes actually benefit from pesticide application
The common perception that pesticides reduce or eliminate target insect species may not always hold. Jennifer Weathered and Edd Hammill report that the impacts of agricultural pesticides on assemblage …
- NASA-NOAA satellite finds dry air affecting Tropical Cyclone Vayu
Tropical Cyclone Vayu was fading as it neared the coast of southwestern Pakistan and northwestern India. Dry air and wind shear were preventing development the development of thunderstorms, making the …
- 3-D printed tissues and organs without the scaffolding
Engineered tissues and organs have been grown with various degrees of success in labs for many years. Many of them have used a scaffolding approach where cells are seeded onto biodegradable supportive …
- Seaweed feed additive cuts livestock methane but poses questions
Supplementing cattle feed with seaweed could result in a significant reduction in methane belched by livestock, according to Penn State researchers, but they caution that the practice may not be a rea …
- Dundee lab solves HOIL-1 mystery
The mysterious function of a key protein has been revealed following a breakthrough by University of Dundee scientists.
- NASA's Webb Sunshield undergoes rocket fitting, more testing
NASA's James Webb Space Telescope's spacecraft element, which consists of the observatory's spacecraft bus and the sunshield, was put in the same folded-up configuration that it will be …
- Engineers demonstrate superstrong, reversible adhesive that works like snail slime (Update)
If you've ever pressed a picture-hanging strip onto the wall only to realize it's slightly off-center, you know the disappointment behind adhesion as we typically experience it: it may be st …
- Study reveals new genomic roots of ecological adaptation in polar bear evolution
Scientists from the University of Massachusetts Amherst, Vanderbilt University and Clark University have shed new light on the genomic foundation of the polar bear's ecological adaption by pinpoi …
- Interview: Airbus is ready for pilotless jets – are you?
The chief salesman for Airbus says his company already has the technology to fly passenger planes without pilots at all—and is working on winning over regulators and travelers to the idea.
- The evolution of puppy dog eyes
Dogs have evolved new muscles around the eyes to better communicate with humans.
- Boaty McBoatface mission gives new insight into warming ocean abyss
The first mission involving the autonomous submarine vehicle Autosub Long Range (better known as "Boaty McBoatface") has for the first time shed light on a key process linking increasing Ant …
- Researchers solve mystery of how gas bubbles form in liquid
The formation of air bubbles in a liquid appears very similar to its inverse process, the formation of liquid droplets from, say, a dripping water faucet. But the physics involved is actually quite di …
- Çatalhöyük: 9,000 years ago, a community with modern urban problems
Some 9,000 years ago, residents of one of the world's first large farming communities were also among the first humans to experience some of the perils of modern urban living.