Breath tests could sniff out COVID-19
Since May 2021, drivers crossing into Singapore at the Tuas Checkpoint have been required to breathe into a cigar-sized mouthpiece connected to a mass spectrometer. In less than a minute, the device analyzes the breath samples for COVID-19. According.....»»
Why holding kids back fails, and what to do about it
For decades, schools have allowed children to advance to the next grade even when they're not reading at grade level. But more and more states are adopting policies to hold students back if they fail standardized tests in reading......»»
macOS Sequoia now available for Mac users with iPhone Mirroring and Passwords app
As promised last week, Apple today released macOS Sequoia to the public. The company had been running tests with beta versions of macOS 15 since June, when it was announced at WWDC. The next version of the macOS operating system brings new features s.....»»
PSA: Siri is currently not working for some users running iOS 18.1 beta
Apple will release iOS 18.0 next week to the public, but the company has also been running tests with iOS 18.1 beta – which will be released in October with the first set of Apple Intelligence tools. However, it seems that Siri has suddenly stopped.....»»
NASA scientists recreate Mars"s spider-shaped geologic formations in lab for the first time
Tests on Earth appear to confirm how the red planet's spider-shaped geologic formations are carved by carbon dioxide......»»
The profound impact of COVID-19 on China"s agricultural carbon emissions
As global climate warming becomes increasingly severe, scientists are delving deeper into greenhouse gas emissions across various industries. Recently, a study from Duke Kunshan University and Yangzhou University on the changes in China's agricultura.....»»
NASA sets Europa Clipper launch date, despite Jupiter’s radiation concerns
Following a series of tests to determine the Europa Clipper’s ability to withstand radiation, NASA has finally approved a launch date: October 10. Though an … The post NASA sets Europa Clipper launch date, despite Jupiter’s radiation co.....»»
Former Penn State students may receive slice of $17M settlement over COVID restrictions
Former Penn State students may receive slice of $17M settlement over COVID restrictions.....»»
Space-based experiments could help to advance early cancer detection through blood tests
Imagine a sensor so sensitive it can detect early cancer in a single drop of blood, enabling diagnosis and treatment before the first symptoms—possibly before a tumor even forms......»»
Intel manufacturing business suffers setback as Broadcom tests disappoint, sources say
Intel manufacturing business suffers setback as Broadcom tests disappoint, sources say.....»»
A window into the body: New technique makes skin invisible
Researchers have developed a new way to see organs within a body by rendering overlying tissues transparent to visible light. The counterintuitive process—a topical application of food-safe dye—was reversible in tests with animal subjects, and ma.....»»
Virtual learning linked to rise in chronic absenteeism, study finds
Since the COVID-19 pandemic, rates of chronic absenteeism have nearly doubled across the nation for students in kindergarten through grade 12......»»
Gateway"s propulsion system testing throttles up
The powerhouse of Gateway, NASA's orbiting outpost around the moon and a critical piece of infrastructure for Artemis, is in the midst of several electric propulsion system tests......»»
After Starliner, NASA has another big human spaceflight decision to make
"We still have a lot of work to do to close out the heat shield investigation.” Enlarge / The Artemis II Orion spacecraft being prepared for tests at NASA’S Kennedy Space Center in Florida in June 2024. (credit: NASA / Rad S.....»»
Metal bats have pluses for young players, but in the end it comes down to skill
Skill of the hitters was still the biggest factor in how fast the ball came off the bat. Enlarge / Washington State University scientists conducted batting cage tests of wood and metal bats with young players. (credit: YouTube/Ba.....»»
Perception and deception in times of crisis: Characteristics of messages and sources that allow information to spread
The COVID-19 pandemic not only gave us a global health crisis but also an infodemic, a term coined by the World Health Organization (WHO) to describe the overwhelming flood of information—both accurate and misleading—that inundated media channels.....»»
A YouTube video really can remove water from your iPhone
A YouTube video claiming it can remove water from your iPhone might seem up there with emails from Nigerian princes and videos of Elon Musk promoting some new cryptocurrency, but tests reveal that it does actually work … somewhat. A tech writer.....»»
Mark Zuckerberg regrets not pushing back on Biden’s COVID “pressure” campaign
Facebook is "ready to push back" on government takedown requests, Meta CEO says. Enlarge / Mark Zuckerberg. (credit: Bloomberg / Contributor | Bloomberg) After years of bickering with the Biden administration about vacci.....»»
Solar panels for NASA"s Roman Space Telescope pass key tests
NASA's Nancy Grace Roman Space Telescope's Solar Array Sun Shield has successfully completed recent tests, signaling that the assembly is on track to be completed on schedule. The panels are designed to power and shade the observatory, enabling all t.....»»
Does it matter if students do tests on computers or on paper?
Australian students are increasingly taking tests on computers. This includes major tests used to check national progress on literacy and numeracy......»»
COVID shot now or later? Just getting it at all is great, officials respond.
As the summer wave peaks, officials are prepping for the coming winter wave. Enlarge / A 13-year-old celebrates getting the Pfizer-BioNTech COVID-19 vaccine in Hartford, Connecticut, on May 13, 2021. (credit: Getty | JOSEPH PRE.....»»