Phys.org – latest science and technology news stories
- 100 full moons: Blazing fireball lights up Arctic sky
A blazing fireball lit up the dark skies of Arctic Finland for five seconds, giving off what scientists said was "the glow of 100 full moons" and igniting hurried attempts to find the report …
- Germany bans children's smart watches with listening app
German regulators have banned certain types of smartwatches marketed to children, saying the devices have been used to listen in on school classrooms and run afoul of Germany's surveillance restr …
- NASA launches next-generation weather satellite
NASA on Saturday launched a next-generation satellite into space designed to monitor weather around the world and help improve forecasts.
- Keeping it real: UN climate talks struggle to stay relevant
There was a telling moment at the 23rd edition of UN climate talks that underscored both the life-and-death stakes in the fight against global warming, and how hard it is for this belaboured forum to …
- 20 years of changing seasons on Earth packed into two and half minutes
NASA captured 20 years of changing seasons in a striking new global map of the home planet.
- These ring-tailed lemurs raise a 'stink' when they flirt with potential mates
A U of T Scarborough study finds that a unique ritual performed by male ring-tailed lemurs may come at a significant physical cost, but it could help their chances in securing a mate.
- Mathematician's study of 'swarmalators' could direct future science
How does the Japanese tree frog figure into the latest work of noted mathematician Steven Strogatz? As it turns out, quite prominently.
- When to fish: Timing matters for fish that migrate to reproduce
It's no secret that human activities affect fish, particularly those that must migrate to reproduce. Years of building dams and polluting rivers in some regions have left fish such as salmon stru …
- Heavy nitrogen molecules reveal planetary-scale tug-of-war
Nature whispers its stories in a faint molecular language, and Rice University scientist Laurence Yeung and colleagues can finally tell one of those stories this week, thanks to a one-of-a-kind instru …
- Breakthrough could launch organic electronics beyond cell phone screens
A discovery by an international team of researchers from Princeton University, the Georgia Institute of Technology and Humboldt University in Berlin points the way to more widespread use of an advance …
- Apple pushes back release of HomePod speaker to 2018
Apple said Friday it was delaying until early next year the release of its HomePod speaker set to compete with Amazon's Alexa-powered devices and Google Home as a smart home and music hub.
- Mapping 'damage trails' lets researchers follow the water in Photosystem II
Researchers at Washington University in St. Louis have traced the paths of three water channels in an ancient photosynthetic organism to provide the first comprehensive, experimental study of how that …
- Game review: 'Need For Speed: Payback,' wrong way
Racing simulators are thriving within the genre these days, but arcade racers offer a brief respite from the tighter sim experiences and will always have a home with casual gamers. "Need For Spee …
- Apple's smart speaker HomePod may get Face ID: report
Apple's new Face ID technology may be coming to a living room near you.
- Tesla's all-electric semi truck aims to disrupt transport
After shaking up the auto world with its electric cars, Tesla is tackling a new frontier in "green" transportation with the unveiling of a futuristic all-electric semi truck.
- Experts: Idaho hatchery built to save salmon is killing them
A relatively new $13.5 million hatchery intended to save Snake River sockeye salmon from extinction is instead killing thousands of fish before they ever get to the ocean, and fisheries biologists in …
- Research shows drones could help crop management take off
Unmanned aerial systems (UAS), commonly referred to as drones, could help farmers determine if their crop is growing satisfactorily, according to a recent study conducted by University of Tennessee In …
- Scientific advances can make it easier to recycle plastics
Most of the 150 million tons of plastics produced around the world every year end up in landfills, the oceans and elsewhere. Less than 9 percent of plastics are recycled in the United States, rising t …
- New computational method provides optimized design of wind up toys
A team of leading computer scientists has developed a novel computational system to aid the design and fabrication of wind-up toys, focusing on automating the intricate interior machinery responsible …
- eDNA tool detects invasive clams before they become a nuisance
When seeking a cure for a disease, early detection is often the key. The same is true for eliminating invasive species. Identifying their presence in a lake before they are abundant is vital. A recent …
- Carefully crafted light pulses control neuron activity
Specially tailored, ultrafast pulses of light can trigger neurons to fire and could one day help patients with light-sensitive circadian or mood problems, according to a new study in mice at the Unive …
- Taking a spin on plasma space tornadoes with NASA observations
Interplanetary space is hardly tranquil. High-energy charged particles from the Sun, as well as from beyond our solar system, constantly whizz by. These can damage satellites and endanger astronaut he …
- Infrared NASA imagery shows development of Tropical Depression 31W
NASA's Aqua satellite provided infrared imagery of the latest tropical cyclone in the South China Sea.
- Walmart gives Amazon run for its money in third quarter
Unseating Amazon as the biggest player in e-commerce is a tall, maybe even impossible task. But Walmart is giving the online titan a run for its money.
- Richard Spencer, other white supremacists lose Twitter verification
A week after the ruckus over blue checks on Twitter, the company has updated its policy on verifications and revoked the verifications of some white supremacists.
- Strain-free epitaxy of germanium film on mica
Germanium, an elemental semiconductor, was the material of choice in the early history of electronic devices, before it was largely replaced by silicon. But due to its high charge carrier mobility—hig …
- Inventor Brian Krohn combats snoring, creates wizard tools
Brian Krohn has developed brain surgery tools, pioneered biodiesel innovations and briefed members of Congress on how to turn waste oils into energy.
- Facebook launches video app for content creators in challenge to YouTube
Facebook has launched a video app called Creators aimed at building a community of closely followed producers like YouTube's, the company announced Thursday.
- New iPhone X teardown study estimates cost to build Apple's deluxe phone
As the iPhone X has made the biggest technological leap for Apple smartphones in several years, a new study has done the math to figure out just how much it costs to build.
- What is the Paris Agreement?
On December 12, 2015, 195 countries gathered in the French capital to conclude the first truly universal climate treaty, the Paris Agreement, aimed at preventing worst-case-scenario global warming.