NASA Scientists Estimate Tonga Blast At 10 Megatons
According to NASA researchers, the power of a massive volcanic eruption that took place on Saturday near the island nation of Tonga was equivalent to around 10 megatons of TNT. "That means the explosive force was more than 500 times as powerful as th.....»»
Study reveals huge increase in global economic cost of invasive mosquitoes and diseases they transmit
An international study led by scientists from IRD, CNRS and MNHN reveals the massive increase in the global economic cost of the invasive Aedes aegypti and Aedes albopictus mosquitoes, vectors of dengue fever, chikugunya and the Zika virus, over the.....»»
New study shows mechanisms of hagfish burrowing into deep sea sediment
Scientists at the Schmid College of Science and Technology at Chapman University developed a novel way to observe the elusive burrowing behavior of hagfish. Dr. Douglas S Fudge and his team created a specialized tank of transparent gelatin in order t.....»»
Satellites find that snow didn"t offset southwestern US groundwater loss
Record snowfall in recent years has not been enough to offset long-term drying conditions and increasing groundwater demands in the U.S. Southwest, according to a new analysis of NASA satellite data......»»
NASA"s LRO spots China"s Chang"e 6 spacecraft on lunar far side
NASA's LRO (Lunar Reconnaissance Orbiter) imaged China's Chang'e 6 sample return spacecraft on the far side of the moon on June 7. Chang'e 6 landed on June 1, and when LRO passed over the landing site almost a week later, it acquired an image showing.....»»
Scientists develop a new computer language to model organismal traits
One of the most beautiful aspects of nature is the endless variety of shapes, colors and behaviors exhibited by organisms. These traits help organisms survive and find mates, like how a male peacock's colorful tail attracts females or his wings allow.....»»
Black holes formed quasars less than a billion years after Big Bang
A surprisingly normal looking quasar when the Universe was 750 million years old. Enlarge (credit: NASA, ESA, CSA, Joseph Olmsted (STScI)) Supermassive black holes appear to be present at the center of every galaxy, goin.....»»
"Meaty rice"? South Korean professor aims to change global protein
In a small laboratory in Seoul, a team of South Korean scientists are injecting cultured beef cells into individual grains of rice, in a process they hope could revolutionize how the world eats......»»
Low snow on the Himalayas threatens water security: Study
Millions of people dependent on Himalayan snowmelt for water face a "very serious" risk of shortages this year after one of the lowest rates of snowfall, scientists warned Monday......»»
Earthquake of magnitude 6.3 strikes off southern Peru
A 6.3 magnitude earthquake struck off the coast of southern Peru on Sunday but there was no immediate threat of tsunami, government scientists said......»»
Polar bears could vanish from Canada"s Hudson Bay if temperatures rise 2C
An international team of scientists said Thursday that polar bears faced local extinction in Canada's Hudson Bay by mid-century if global warming exceeds limits set under the Paris climate accords......»»
NASA"s Voyager 1, the most distant spacecraft from Earth, is doing science again after problem
NASA's Voyager 1, the most distant spacecraft from Earth, is sending science data again......»»
Genomic insights into the tea gray geometrid"s survival strategy
A study has shed light on the genetic makeup of the tea gray geometrid, Ectropis grisescens. Through the re-sequencing of 43 genomes, scientists have mapped out the pest's population structure and its remarkable adaptation to tea crops, offering new.....»»
Scientists warn of coral reef decline due to ocean acidification
The French Polynesian island Moorea is the most beautiful isle in the world, some say. Its lagoons are surrounded by reefs dominated by Porites corals......»»
Mod Easy: A retro e-bike with a sidecar perfect for Indiana Jones cosplay
It's not the most practical option for passengers, but my son had a blast. Enlarge / The Mod Easy Sidecar (credit: Mod Bikes) As some Ars readers may recall, I reviewed The Maven Cargo e-bike earlier this year as a compl.....»»
NASA is considering other ways of getting its Mars samples home
In 2021, NASA's Perseverance rover landed in the Jezero Crater on Mars. For the next three years, this astrobiology mission collected soil and rock samples from the crater floor for eventual return to Earth. The analysis of these samples is expected.....»»
Novel insights into fluorescent "dark states" illuminate ways forward for improved imaging
Scientists at St. Jude Children's Research Hospital have reported a way to improve molecular scale distance measurements using single-molecule fluorescence resonance energy transfer (smFRET). smFRET quantifies the excitation and emission properties o.....»»
Is there anybody out there? NATO hones Arctic subs" sonar skills
In the icy waters of the Arctic, NATO scientists are dissecting sound waves to improve the West's ability to track Russian submarines, as global warming alters acoustics underwater......»»
Unusual issue forces NASA to call off ISS spacewalk
NASA’s first spacewalk of 2024 was called off about an hour before it was expected to begin at the International Space Station on Thursday morning......»»
NASA cancels spacewalk at ISS over "spacesuit discomfort issue"
A spacewalk scheduled for two astronauts outside the International Space Station was canceled by NASA about an hour before it was to begin Thursday morning......»»
NASA satellite returns image of sea ice swirls
NASA's Terra satellite captured floating fragments of sea ice as ocean currents carried them south along Greenland's east coast on June 4, 2024......»»