Plasmon-coupled gold nanoparticles useful for thermal history sensing
Researchers have demonstrated that stretching shape-memory polymers embedded with clusters of gold nanoparticles alters their plasmon-coupling, giving rise to desirable optical properties. One potential application for the material is a sensor that r.....»»
New Mac mini has a slotted & removable SSD -- but don"t expect upgrades
Apple isn't soldering the SSD to the logic board in the M4 Mac mini, but given the company's history with Apple Silicon, don't expect upgrades.A Mac mini and a disassembled Mac mini - Image credit: KianWee Lim/iFixit and AppleOlder Intel-based Mac mi.....»»
2024 "virtually certain" to be hottest year on record: EU monitor
This year is "virtually certain" to be the hottest in recorded history with warming above 1.5C, EU climate monitor Copernicus said Thursday, days before nations are due to gather for crunch UN climate talks......»»
Novel nanoparticles can trap and neutralize large amounts of SARS-CoV-2
Researchers from the IBB-UAB have developed a new class of nanostructures capable of trapping and neutralizing large quantities of the SARS-CoV-2 virus particles, both in liquid solutions and on the surface of materials......»»
Braving sharks and hordes of urchins, scientists are growing kelp one forest at a time
The weathered UC Davis Marine Laboratory looms in thick fog on the edge of the ocean near Bodega Bay. Inside, an experiment is playing out that gives a badly-needed boost to Northern California's kelp forests—underwater cathedrals of green and gold.....»»
Researcher: Beefing up Border Patrol is a bipartisan goal, but the agency has a troubled history
With U.S. voters across the political spectrum strongly concerned about border security, presidential candidates Kamala Harris and Donald Trump have been trying to one-up each other on who can reduce migration at the nation's southern border fastest.....»»
Kristallnacht"s legacy still haunts Hamburg, even as city rebuilds former synagogue burned in Nazi pogrom
Johanna Neumann was 8 when she witnessed a mob of local citizens and Nazis vandalizing the Bornplatz Synagogue in Hamburg. They were "shouting and throwing stones at the marvelous glass windows," as she later said in an oral history interview. Other.....»»
How Native Americans guarded their societies against tyranny
When the founders of the United States designed the Constitution, they were learning from history that democracy was likely to fail......»»
If you have to watch one Disney+ movie this November, stream this one
This inspirational 1999 movie is an underrated masterpiece from one of the great directors in the history of cinema. Here's why you should stream it on Disney+......»»
Novel flame aerosol system excels at creating nanoparticles
Since prehistoric times, humans have used fire to transform raw materials into valuable goods. Examples include using flames to turn clay into pottery, and silica into glass......»»
Spraying rice with zinc oxide nanoparticles protects yields during heat waves, study finds
A small team of horticulturists in China and the U.S. has found that spraying rice plants with a zinc oxide nanoparticle solution helps them better handle the stress of a heat wave. In their study, published in Proceedings of the National Academy of.....»»
Still kickin" since the "70s: NASA"s Voyager mission keeps exploring
NASA's Voyager mission launched in the 1970s. Today, it's making history as it conducts new science. But how are two spacecraft from the '70s not just surviving, but thriving farther out in space than any other spacecraft has been before?.....»»
Portal to the past: Geologist identifies metamorphic rock as a crucial feature of the ancient Earth"s carbon cycle
If Earth's history were a calendar year, humans would not appear until the last few minutes before midnight on Dec. 31. During the Proterozoic Eon—2.5 billion years to 543 million years ago—the sun was still a young star, much dimmer than today,.....»»
Webb confirms a longstanding galaxy model
Perhaps the greatest tool astronomers have is the ability to look backward in time. Since starlight takes time to reach us, astronomers can observe the history of the cosmos by capturing the light of distant galaxies......»»
Unlocking next-gen chip efficiency: Researchers confirm thermal insights for tiny circuits
In a leap toward more powerful and efficient computer chips, researchers at the University of Virginia have confirmed a key principle governing heat flow in thin metal films—a critical component in the race to design faster, smaller and more effici.....»»
Computer modeling research reveals the changing history of a global ice sheet
Imagine that a massive ice sheet covered Canada and oozed down over a large part of the northern United States, like icing spilling down the side of a cake. That was the situation somewhere between 19,000 and 26,000 years ago. The ice sheet covered l.....»»
A physicist and his cat "reveal" the equation of cat motion
In the social media age, there is little doubt about who is the star of the animal kingdom. Cats rule the screens just as their cousins, the lions, rule the savanna. Thanks to Erwin Schrödinger, this feline also has a place of honor in the history o.....»»
23 Years of the iPod: How Elite Obsolete Electronics keeps the music playing
There’s probably enough material to produce a book about the importance of the iPod to Apple’s history (and revenue). Yet, the company said goodbye to the brand in 2022 as it finally discontinued the last edition of the iPod Touch. There is a sma.....»»
You can now search through your chat history with ChatGPT on the web
OpenAI makes ChatGPT history searchable......»»
Ancient mud reveals Australia"s burning history over the past 130,000 years—and a way forward in current fire crisis
Increased land management by Aboriginal people in southeastern Australia around 6,000 years ago cut forest shrub cover in half, according to our new study published in Science of fossil pollen trapped in ancient mud......»»
Scientists detect traces of an ancient Mayan city in southern Mexico using laser-sensor technology
Archaeologists using laser-sensing technology have detected what may be an ancient Mayan city cloaked by jungle in southern Mexico, authorities said Wednesday......»»