Search Results - ultraviolet light

Water Allergy: Understanding the Rare and Enigmatic Condition

Credit: Depositphotos In the domain of medical peculiarities, few disorders arouse as much intrigue and apprehension as aquagenic urticaria, more commonly referred to as the "water allergy." This uncommon condition turns the seemingly harmless act of water contact into a distressing ordeal, affecting individuals like 22-year-old Loren Montefusco from South Carolina, USA. Suffering from a diagnosis of...

The Camera Precisely Captures the Animal Perspective with 99% Accuracy

Now you see it: Like most animals, owl vision has evolved for survival and they perceive the world around them very differently to how humans do. Credit: Pixaobay It's simple to overlook that the majority of animals perceive the world differently from humans. In reality, due to their ability to see infrared and ultraviolet light,...

Why Did Comet Erasmus Wag its Tail Happily as it Passed by the Sun?

In a static image, Erasmus appears indistinguishable from any typical comet. However, as time progressed, its tail revealed a lively wag, reminiscent of an animated and spirited puppy. Credit: NASA. Renowned astronomer David H. Levy once likened comets to cats, asserting, "They both have tails and do precisely what they want." With his extensive experience...

UV Radiation Could be the Key to Recycling Disposable Diapers Efficiently

According to the United Nations Environment Programme, over 300,000 disposable diapers are incinerated, dumped in landfills or otherwise enter the environment once every minute worldwideCredit: pixaobay Disposable diapers contribute significantly to the world's waste problem, primarily due to their challenging recyclability. Nevertheless, there is a fresh method that can recover the "superabsorber" polymer used in...

Ethanol Sparks Nanosensor Revolution

Engineers at Macquarie University have introduced an innovative method to drastically reduce the carbon footprint, cost, and time associated with manufacturing nanosensors. This advancement enhances efficiency and adaptability in the trillion-dollar global nanosensor industry. The team's breakthrough involves using a mere droplet of ethanol to treat individual sensors, departing from the traditional high-temperature heating process....

Webb Space Telescope Shows Early Universe Crackled With Bursts of Star Formation

The James Webb Space Telescope’s JADES program is providing unprecedented insights into the early universe, discovering hundreds of ancient galaxies, and unveiling complex patterns of star formation. Credit: SCITECHDAILY. Equipped with a sizable mirror and the ability to detect infrared radiation, NASA's James Webb Space Telescope (JWST) is uniquely designed for the investigation of galaxies...

Flashes on the Sun Could Aid Researchers in Predicting Solar Flares

Two images of a solar active region (NOAA AR 2109) taken by SDO/AIA show extreme-ultraviolet light produced by million-degree-hot coronal gas (top images) on the day before the region flared (left) and the day before it stayed quiet and did not flare (right). The changes in brightness (bottom images) at these two times show...

Powerful Solar Flare Bursts From Sun

NASA’s Solar Dynamics Observatory captured this image of a solar flare – as seen in the bright flash on the left picture– on Jan. 5, 2023. The image shows a subset of extreme ultraviolet light that highlights the extremely hot material in flares and which is colorized in AIA 171 orange. Credit: NASA/SDO The sun...

This Is The James Webb Space Telescope’s First-Ever Photograph of a Star

Credit: NASA The James Webb Space Telescope has observed its very first star (though it was not exactly tonight)-- and even taken a selfie, NASA revealed Friday. The telescope's first photo The steps belong to the months-long process of aligning the observatory's substantial golden mirror that astronomers hope will start unraveling the secrets of the early Universe...

NASA Unveils Sinister Eyes in Space, and They Seem to Be Staring Right at You

Interacting galaxies NGC 2207 and IC 2163, in a composite image combining Hubble and JWST data. (NASA/ESA/CSA/STScI) Abyss Gazing Back: Nietzsche's Prophetic Words in Space "The abyss also looks back into you," said German philosopher Friedrich Nietzsche in 1886. His words feel almost prophetic as we gaze, nearly 140 years later, at an image from 80 million...