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Why we need to rethink what we know about dust

You may think of dust as an annoyance to be vacuumed and disposed of, but actually, on a grander scale, it is far more important than most people realize. Globally, dust plays a critical role in regulating our climate, radiation balance, nutrient cyc.....»»

Category: topSource:  physorgApr 2nd, 2024

Are Titan"s dunes made of comet dust?

A new theory suggests that Titan's majestic dune fields may have come from outer space. Researchers had always assumed that the sand making up Titan's dunes was locally made, through erosion or condensed from atmospheric hydrocarbons. But researchers.....»»

Category: topSource:  physorgRelated NewsApr 18th, 2024

Instinct for "fight or flight" may be much older than we thought

Evidence in lampreys for the presence of a rudimentary sympathetic nervous system, previously thought to be unique to jawed vertebrates, has been presented in Nature. The finding may prompt a rethink of the origins of the sympathetic nervous system,.....»»

Category: topSource:  physorgRelated NewsApr 18th, 2024

The Aral Sea has made Central Asia significantly dustier, according to study

The drying up of the Aral Sea has made Central Asia 7% dustier in the last 30 years. Between 1984 and 2015, dust emissions from the growing desert almost doubled from 14 to 27 million tons. This is the result of a study by the Leibniz Institute for T.....»»

Category: topSource:  marketingvoxRelated NewsApr 17th, 2024

Peptides on interstellar ice: Study finds presence of water molecules not a major obstacle for formation

A research team led by Dr. Serge Krasnokutski from the Astrophysics Laboratory at the Max Planck Institute for Astronomy at the University of Jena had already demonstrated that simple peptides can form on cosmic dust particles. However, it was previo.....»»

Category: topSource:  marketingvoxRelated NewsApr 17th, 2024

Hubble spots a bright galaxy peering out from behind a dark nebula

A new image from the Hubble Space Telescope shows a galaxy partly hidden by a huge cloud of dust known as a dark nebula......»»

Category: topSource:  digitaltrendsRelated NewsApr 15th, 2024

Iconic savanna mammals face genetic problems due to fences and roads

Whether by way of Attenborough, Disney or National Geographic, the iconic scene is familiar to many. The ground trembles and clouds of dust swirl as enormous hordes of large animals thunder across the African savanna, cross rivers en masse and are pi.....»»

Category: topSource:  physorgRelated NewsApr 12th, 2024

Fallout 4 Next-Gen Update: Release Date & Details

It might be time to dust off that old copy of Fallout 4 because Bethesda’s confirmed key details about the game’s next-gen update, including its release date. With all of the hype around the new Fallout series on Prime, it was only a matt.....»»

Category: mobileSource:  gottabemobileRelated NewsApr 11th, 2024

NASA technology helps guard against lunar dust

Defeating dust may be a small concern for most people on Earth, but for astronauts and spacecraft destined for the moon or Mars, it is a significant hazard that must be mitigated. That's why researchers at NASA's Kennedy Space Center in Florida are s.....»»

Category: topSource:  physorgRelated NewsApr 11th, 2024

Why we need to rethink what we know about dust

You may think of dust as an annoyance to be vacuumed and disposed of, but actually, on a grander scale, it is far more important than most people realize. Globally, dust plays a critical role in regulating our climate, radiation balance, nutrient cyc.....»»

Category: topSource:  physorgRelated NewsApr 2nd, 2024

Greece hit again by high temperatures, Saharan dust

Thick clouds of dust blown in from the Sahara once again covered Greek skies Monday, especially Athens and Thessalonika, with temperatures rising as high as 31°C (88°F)......»»

Category: topSource:  physorgRelated NewsApr 1st, 2024

Saharan dust smothers Switzerland, southeast France

An exceptionally rare haze of Saharan dust cloaked Switzerland and southeastern France on Saturday, sparking health warnings as a yellow hue tinged the sky......»»

Category: topSource:  physorgRelated NewsMar 31st, 2024

Stellar murder: When stars destroy and eat their own planets

Our sun is both our best friend and our worst enemy. On the one hand, we owe our very existence to our star. Earth and the other planets in the solar system formed out of the same cloud of gas and dust as the sun......»»

Category: topSource:  physorgRelated NewsMar 30th, 2024

Research unlocks supernova stardust secrets

Curtin University-led research has discovered a rare dust particle trapped in an ancient extra-terrestrial meteorite that was formed by a star other than our sun......»»

Category: topSource:  physorgRelated NewsMar 28th, 2024

Astronomers conduct first search for forming planets with James Webb Space Telescope

Planets form in disks of dust and gas called protoplanetary disks that whirl around a central protostar during its final assembly. Although several dozens of such disks have been imaged, just two planets have been caught in the act of forming so far......»»

Category: topSource:  physorgRelated NewsMar 27th, 2024

Daily Telescope: A protostar with a stunning protoplanetary disc

Dust and stars, stars and dust. Enlarge / FS Tau is a multi-star system. (credit: NASA, ESA, K. Stapelfeldt (NASA JPL), G. Kober ) Welcome to the Daily Telescope. There is a little too much darkness in this world and.....»»

Category: topSource:  arstechnicaRelated NewsMar 26th, 2024

Unseen travelers: Dust storms may spread bacteria and fungi around the world

When allergy season hits, many blame their reactions on the local flora in the spring. However, African Saharan-Sahelian dust plumes, large enough to register on weather radar, travel around the globe every summer, bringing their own form of air poll.....»»

Category: topSource:  informationweekRelated NewsMar 26th, 2024

Hubble sees new star proclaiming its presence with cosmic light show

FS Tau is a multi-star system made up of FS Tau A, the bright star-like object near the middle of the image, and FS Tau B (Haro 6-5B), the bright object to the far right that is partially obscured by a dark, vertical lane of dust. These young objects.....»»

Category: topSource:  informationweekRelated NewsMar 25th, 2024

Heat to blame for space pebble demise

The dust of comets fills the space between the planets, collectively called the zodiacal cloud. Still, severe breakdown has reduced that dust in size so much that it now scatters sunlight efficiently, causing the faint glow in the night sky known as.....»»

Category: topSource:  physorgRelated NewsMar 21st, 2024

NASA volunteers find 15 rare "active asteroids"

Some extraordinary asteroids have "activity"—comet-like tails or envelopes of gas and dust. NASA's Active Asteroids project announced the discovery of activity on 15 asteroids, challenging conventional wisdom about the solar system......»»

Category: topSource:  physorgRelated NewsMar 18th, 2024

Best car vacuum 2024: tried and tested by us

Keep your car dust and crumb-free with the best car vacuums from the likes of Dyson, Shark and Eufy.....»»

Category: topSource:  informationweekRelated NewsMar 18th, 2024