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How heat waves are affecting Arctic phytoplankton

The basis of the marine food web in the Arctic, the phytoplankton, responds to heat waves much differently than to constantly elevated temperatures. This has been found by the first targeted experiments on the topic, which were recently conducted at.....»»

Category: topSource:  pcmagMay 17th, 2024

Third episode of "Adventure" immersive video series dives onto Apple Vision Pro

"Ice Dive" takes viewers under the ice in the Arctic as a diver attempts to break a world record, filmed for Apple Vision Pro.'Ice Dive' arrives on Apple Vision ProApple Vision Pro has seen a slow rollout of content built for its unique 180-degree 8K.....»»

Category: appleSource:  appleinsiderRelated News12 hr. 4 min. ago

New electron microscopy technique reveals complex spin structures at femtosecond timescales

Plasmons are collective oscillations of electrons in a solid and are important for a wide range of applications, such as sensing, catalysis, and light harvesting. Plasmonic waves that travel along the surface of a metal, called surface plasmon polari.....»»

Category: topSource:  physorgRelated News20 hr. 4 min. ago

Shedding light on snow"s crucial role in Earth"s climate system

EU researchers are braving extreme Arctic conditions to shed light on snow's crucial role in Earth's climate system......»»

Category: topSource:  physorgRelated News22 hr. 32 min. ago

Intense ribbons of rain also bring the heat, scientists say

The environmental threat posed by atmospheric rivers—long, narrow ribbons of water vapor in the sky—doesn't come only in the form of concentrated, torrential downpours and severe flooding characteristic of these natural phenomena. According to a.....»»

Category: topSource:  physorgRelated News22 hr. 32 min. ago

Latest gravitational wave observations conflict with expectations from stellar models

Almost 300 binary mergers have been detected so far, indicated by their passing gravitational waves. These measurements from the world's gravitational wave observatories put constraints on the masses and spins of the merging objects such as black hol.....»»

Category: topSource:  physorgRelated NewsDec 20th, 2024

Plasma heating efficiency in fusion devices boosted by metal screens

Heating plasma to the ultra-high temperatures needed for fusion reactions requires more than turning the dial on a thermostat. Scientists consider multiple methods, one of which involves injecting electromagnetic waves into the plasma, the same proce.....»»

Category: topSource:  theglobeandmailRelated NewsDec 19th, 2024

macOS 15.2 Sequoia backup bug(s) affecting Time Machine, CCC, and more

One or more backup bugs in macOS 15.2 Sequoia is affecting Apple’s own Time Machine utility, as well as third-party apps SuperDuper and CarbonCopyCloner. Initially the problem appeared to affect bootable backups only, but it now appears that it.....»»

Category: topSource:  theglobeandmailRelated NewsDec 19th, 2024

More than 1,300 Hajj pilgrims died this year when humidity and heat pushed past survivable limits—it"s just the start

Every year, hundreds of thousands of Muslims undertake the Hajj—the sacred pilgrimage to Mecca. In 2024, the pilgrimage took place in mid-June, the start of the Saudi summer......»»

Category: topSource:  theglobeandmailRelated NewsDec 19th, 2024

Arctic Ocean reveals unexpected variety in hydrothermal vent formations

A new study about Earth's northernmost seafloor hydrothermal system shows even more variety in vent styles than previously thought......»»

Category: topSource:  theglobeandmailRelated NewsDec 19th, 2024

Prototype sunscreen uses TiO₂ nanoparticles to cool skin while blocking UV rays

Wearing sunscreen is important to protect your skin from the harmful effects of UV radiation but doesn't cool people off. However, a new formula, described in Nano Letters, protects against both UV light and heat from the sun using radiative cooling......»»

Category: topSource:  physorgRelated NewsDec 19th, 2024

NASA payload aims to probe moon"s depths to study heat flow

Earth's nearest neighboring body in the solar system is its moon, yet to date, humans have physically explored just 5% of its surface. It wasn't until 2023—building on Apollo-era data and more detailed studies made in 2011–2012 by NASA's automate.....»»

Category: topSource:  physorgRelated NewsDec 19th, 2024

Arctic Siberia summers were up to 10°C warmer than today during the Last Interglacial, study finds

Interglacials are, as the name suggests, warm periods between planetary glaciations when the expanse of ice on Earth shrinks. Currently, we are in an 11,000 year-long interglacial period known as the Holocene. Prior to this, the Last Interglacial occ.....»»

Category: topSource:  physorgRelated NewsDec 19th, 2024

Arctic snow shows up to 71 times more PFAS during sunny months

PFAS refers collectively to the thousands of man-made chemicals that take a very long time to break down in nature. None of these substances occur naturally—also called forever chemicals, and several are suspected of negatively affecting humans and.....»»

Category: topSource:  physorgRelated NewsDec 19th, 2024

Sentinel-1 data reveals Arctic glacier retreat

As Arctic temperatures rise, marine-terminating glaciers—especially in places like Svalbard—are undergoing rapid retreat and intensified calving. The Space for Shore project utilizes radar data from the Copernicus Sentinel-1 mission to provide pr.....»»

Category: topSource:  physorgRelated NewsDec 19th, 2024

Some of 2024’s best games were only as long as movies

2024 was filled with enormous video games, but more compact projects like Arctic Eggs and Mouthwashing proved the power of a short game......»»

Category: topSource:  digitaltrendsRelated NewsDec 19th, 2024

Optical spring enables programmable defect mode in new mechanical crystal

Mechanical crystals, also known as phononic crystals, are materials that can control the propagation of vibrations or sound waves, just like photonic crystals control the flow of light. The introduction of defects in these crystals (i.e., intentional.....»»

Category: topSource:  physorgRelated NewsDec 19th, 2024

Storm fears overshadow India coast decades after tsunami

The deadly tsunami that swamped India's southern coast two decades ago was a one-off disaster, but storms that are growing ever more intense spark panic each time howling gales whip up waves......»»

Category: topSource:  physorgRelated NewsDec 19th, 2024

Aerosols could be weakening summertime circulation in the Northern Hemisphere

Over the past several decades, summer jet streams (or west to east wind flow) and weather systems in the Northern Hemisphere have weakened. Projections suggest the trend will continue, which could make extreme heat events more likely and affect air q.....»»

Category: topSource:  physorgRelated NewsDec 18th, 2024

Astonishing 32TB hard drive uses lasers to heat and cool platters within a nanosecond

Seagate is finally offering its largest-ever hard drive – a staggering 32TB in a single drive, made possible by tech which uses lasers to heat and cool tiny sections of a platter in a nanosecond … more….....»»

Category: topSource:  pcmagRelated NewsDec 18th, 2024

Most coastal Arctic infrastructure faces instability by 2100, study warns

A new study has produced the first map of all coastal communities and infrastructure across the Arctic, showing the vulnerability of the built environment to threats from climate change......»»

Category: topSource:  physorgRelated NewsDec 17th, 2024