Some alloys don"t change size when heated, and we now know why
Nearly every material, whether it is solid, liquid, or gas, expands when its temperature goes up and contracts when its temperature goes down. This property, called thermal expansion, makes a hot air balloon float, and the phenomenon has been harness.....»»
Computational tool can pinpoint causal relationships from complex biological data
Researchers have developed a tool that provides new insights into cause-and-effect relationships between cells and how these change over time......»»
The iPhone 16 Pro fixes my biggest issue with the iPhone 15 Pro
The iPhone 16 Pro adds a feature that I've dearly missed on my iPhone 15 Pro in the past year. It's a welcome change......»»
Best 75-inch TV deals: big screen from $420
If your home theater setup could use an upgrade -- or an up-size, perhaps -- then these 75-inch TV deals are the best place to start looking......»»
Earth"s greatest mass extinction 250 million years ago shows what happens when El Niño gets out of control
Around 252 million years ago, the world suddenly heated up. Over a geologically brief period of tens of thousands of years, 90% of species were wiped out. Even insects, which are rarely touched by such events, suffered catastrophic losses. The Permia.....»»
Pinpointing the key size for rapid tropical cyclone intensification
Accurately predicting how rapidly tropical cyclones (TCs) will intensify is a significant challenge due to the complex processes involved. Limited observations show that smaller TCs tend to intensify faster, suggesting a simple linear relationship be.....»»
PSA: iOS 18 adds new ‘Repair Assistant’ for configuring replacement parts
iOS 18 is rolling out to iPhone users, and it includes an all-new Repair Assistant feature. This feature allows iPhone users and repair professionals to configure new and used Apple parts on device. Here’s what this change will mean for millions of.....»»
watchOS 11 finally lets users change their Apple Watch ringtone
With watchOS 11, users will get a bunch of new features, including health and fitness improvements, Live Activities, the Translate app, and new watch faces. But the watchOS 11 update also comes with another new feature that wasn’t explicitly menti.....»»
Here’s How Long the iOS 17.7 Update Takes
Apple’s new iOS 17.7 update is a small point upgrade, but it could take quite a bit of time to install on your iPhone. If you’re moving your iPhone from iOS 17.6.1 to iOS 17.7, you get the shortest list of changes and the smallest download size......»»
Can we engineer our way out of the climate crisis? Scientists hope to find out
After decades of trying to stop Earth from heating up, scientists are exploring how to reverse climate change and maybe even cool the planet back down......»»
Using sunlight to turn greenhouse gases into valuable chemicals
McGill University researchers have harnessed the power of sunlight to transform two of the most harmful greenhouse gases into valuable chemicals. The discovery could help combat climate change and provide a more sustainable way to produce certain ind.....»»
Researchers use training model to map planted and natural forests via satellite image
While planting trees may seem like an easy win to combat climate change, planted forests often encroach on natural forests, wetlands, and grasslands. This can reduce biodiversity, disturb the natural environment, and disrupt carbon and water cycling......»»
iOS 18 dark icons: why do some app icons not change color?
With iOS 18, Apple lets you customize the app icons on your iPhone and iPad. You can choose between light mode, dark mode, or tinted style appearance for your icons. However, when you choose dark mode icons, you may notice that not all of your ic.....»»
South Sudan May See the First Permanent Mass Displacement Due to Climate Change
Protracted flooding has engulfed the country’s Sudd region due to more water entering the Nile upstream, which is driving conflict and disease and is potentially leaving the region uninhabitable......»»
Summer 2024 breaks record as hottest worldwide, new climate report shows
This summer was the hottest on record worldwide, outpacing even last year's blistering temperatures, according to a new report by the European Union's Copernicus Climate Change Service......»»
An ER Doctor’s Cure for America’s Gun Epidemic
Cedric Dark is a gun-owning emergency physician, a father, and the cousin of a man who was shot to death. This is what he—and the science—say needs to change......»»
Germany"s parks plant a way forward on climate change
In the castle gardens of Muskauer Park, which straddles both banks of the German-Polish river border, caretakers have mounted a fightback against the impacts of climate change......»»
An "invasive" marine organism has become an economic resource in the eastern Mediterranean
Pamela Hallock, a biogeological oceanographer and distinguished university professor at the University of South Florida College of Marine Science, typically finds little comfort in climate change......»»
Flowers use adjustable "paint by numbers" petal designs to attract pollinators, researchers discover
Flowers like hibiscus use an invisible blueprint established very early in petal formation that dictates the size of their bullseyes—a crucial pre-pattern that can significantly impact their ability to attract pollinating bees......»»
Climate change is accelerating extreme melting in Greenland with global impacts, says study
Climate change is accelerating the melting of ice in Greenland at an alarming rate, with serious implications not only for the Arctic, but also for the global climate, including Europe. According to a study led by researchers at the University of Bar.....»»
How to reset your BIOS
Resetting your BIOS can be a great way to fix common boot problems, undo a broken overclock, or undo a system change you regret. Here's how to do it......»»