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Austria glaciers retreat "more than ever": measurement

Austrian glaciers last year retreated "more than ever", the country's Alpine Club said Friday, as climate change threatens glaciers around the globe......»»

Category: topSource:  physorgMar 31st, 2023

Eyes on the impossible: First near-field, subwavelength thermal radiation measurement

Nanodevices change the way we diagnose disease, process food and water, and store renewable energy. But to keep up with next-generation technology, researchers need to understand the fundamental principles that prompt their functionality......»»

Category: topSource:  physorgRelated NewsMar 18th, 2024

Jailbreaking an iPhone re-enables blood oxygen measurement on Apple Watch; August 2028 expiry

An interesting look behind the scenes of the court battle between Apple and health tech company Masimo reveals that jailbreaking an iPhone re-enables blood oxygen measurement on an Apple Watch. The same report notes that even if Apple doesn’t su.....»»

Category: topSource:  pcmagRelated NewsMar 13th, 2024

AI making waves in marine data collection

Numerous measurement stations around the world provide us with data about air quality, allowing us to enhance it. Although we are increasingly collecting data from marine areas, access to such data is considerably more challenging. Signals are poorly.....»»

Category: topSource:  informationweekRelated NewsMar 12th, 2024

Study: Conflicting values for Hubble Constant not due to measurement error

Something else is influencing the expansion rate of the Universe. Enlarge / This image of NGC 5468, about 130 million light-years from Earth, combines data from the Hubble and Webb space telescopes. (credit: NASA/ESA/CSA/STScI/A.....»»

Category: topSource:  arstechnicaRelated NewsMar 12th, 2024

Study: Conflicting values for Hubble constant not due to measurement error

Something else is influencing the expansion rate of the Universe. Enlarge / This image of NGC 5468, about 130 million light-years from Earth, combines data from the Hubble and Webb space telescopes. (credit: NASA/ESA/CSA/STScI/A.....»»

Category: topSource:  arstechnicaRelated NewsMar 11th, 2024

The first Europeans reached Ukraine 1.4 million years ago, new study finds

During warm periods in Earth's history, known as interglacials, glaciers the size of continents pulled back to reveal new landscapes. These were new worlds for early humans to explore and exploit, and 1.4 million years ago this was Europe: a Terra nu.....»»

Category: topSource:  pcmagRelated NewsMar 10th, 2024

New technique developed for measurement of temperature distribution inside single catalyst particle

Chemical reactions are usually accompanied by thermal effects, inevitably resulting in temperature changes in the reaction system. Therefore, temperature is an important parameter in reactions, which can affect chemical thermodynamics and reaction ki.....»»

Category: topSource:  physorgRelated NewsMar 5th, 2024

Surprising methane discovery in Yukon glaciers: "Much more widespread than we thought"

Global melting is prying the lid off methane stocks, the extent of which we do not know. A young researcher from the University of Copenhagen has discovered high concentrations of the powerful greenhouse gas in meltwater from three Canadian mountain.....»»

Category: topSource:  physorgRelated NewsMar 1st, 2024

An 80-mph speed record for glacier fracture helps reveal the physics of ice sheet collapse

There's enough water frozen in Greenland and Antarctic glaciers that if they melted, global seas would rise by many feet. What will happen to these glaciers over the coming decades is the biggest unknown in the future of rising seas, partly because g.....»»

Category: topSource:  physorgRelated NewsFeb 28th, 2024

Researchers develop a more precise carbon footprint measurement method

Bayreuth researchers want to calculate the carbon footprint of companies more accurately in the future. The term "carbon footprint" refers to the recording of climate-impacting greenhouse gases and the compilation of these in a greenhouse gas balance.....»»

Category: topSource:  physorgRelated NewsFeb 28th, 2024

Trapping and excitation of the simplest molecule: Precise measurement matches theoretical predictions

The simplest possible molecule H2+ was one of the very first molecules to form in the cosmos. This makes it significant for astrophysics, but also an important object of research for fundamental physics. However, it is difficult to study in experimen.....»»

Category: topSource:  theglobeandmailRelated NewsFeb 27th, 2024

New discovery suggests significant glacial retreat in West Antarctica began in 1940s

Among the vast expanse of Antarctica lies the Thwaites Glacier, the world's widest glacier measuring about 80 miles on the western edge of the continent. Despite its size, the massive landform is losing about 50 billion tons of ice more than it is re.....»»

Category: topSource:  pcmagRelated NewsFeb 26th, 2024

New measurement captures clearer picture of our galaxy and beyond

With unique capabilities to track microwave energy fluctuations, a small observatory in the Andes mountains of northern Chile produced maps of 75% of the sky as part of an effort to measure the universe's origin and evolution more accurately......»»

Category: topSource:  pcmagRelated NewsFeb 26th, 2024

Study shows cloud clustering causes more extreme rain

Understanding cloud patterns in our changing climate is essential to making accurate predictions about their impact on society and nature. Scientists at the Institute of Science and Technology Austria (ISTA) and the Max-Planck-Institute for Meteorolo.....»»

Category: topSource:  physorgRelated NewsFeb 23rd, 2024

New data can help better understand glaciers

On February 20, a dedicated team of researchers presented a new high-resolution calving front dataset from 149 glaciers in Svalbard, spanning from 1985 to 2023. This innovative dataset, featured in Earth System Science Data, offers an important tool.....»»

Category: topSource:  physorgRelated NewsFeb 21st, 2024

Africa"s ice is disappearing: Tropical ice fields demonstrate speed of climate change

The few glaciers in Africa have long since become an important indicator of how rapidly and severely climate change is changing our planet. The ice on the high summits of the continent is rapidly disappearing, and Africa may lose its white peaks by t.....»»

Category: topSource:  physorgRelated NewsFeb 21st, 2024

14 parameters in one go: New instrument for optoelectronics

An HZB physicist has developed a new method for the comprehensive characterization of semiconductors in a single measurement. The "Constant Light-Induced Magneto-Transport (CLIMAT)" is based on the Hall effect and allows the recording of 14 different.....»»

Category: topSource:  physorgRelated NewsFeb 21st, 2024

Indigenous Colombians fret as sacred mountain glaciers melt

In the shade of a sacred tree, Indigenous wise men chew coca leaves as they mull the threats to their home among the melting, snow-capped peaks of Colombia's Sierra Nevada mountains......»»

Category: topSource:  physorgRelated NewsFeb 21st, 2024

Once melting glaciers shut down the Gulf Stream, we will see extreme climate change within decades, study shows

Superstorms, abrupt climate shifts and New York City frozen in ice. That's how the blockbuster Hollywood movie "The Day After Tomorrow" depicted an abrupt shutdown of the Atlantic Ocean's circulation and the catastrophic consequences......»»

Category: topSource:  physorgRelated NewsFeb 17th, 2024

Apple Watch sweat measurement described in new patent application

A newly-published patent application describes a method for Apple Watch sweat measurement, which could provide useful data to athletes, as well as guiding fluid intake after exercise. The patent describes how perspiration measurement could be auto.....»»

Category: topSource:  theglobeandmailRelated NewsFeb 15th, 2024