Ancient atmospheric oxygen sleuthing with ocean chromium
Found in jewelry, car parts, pigments, and industrial chemical reactions, the metal chromium and its compounds are often employed for their color, finish, and anti-corrosive and catalytic properties. Currently, geoscientists and paleoceanographers fr.....»»
Nanoparticle-based remediation of chromium-contaminated water shows high efficiency
Groundwater is an essential source of drinking water across the country. However, heavy metal contamination in groundwater presents a significant health hazard. Researchers at the Indian Institute of Science (IISc) have developed a nanomaterial-based.....»»
Detailed model suggests organic matter on Mars was formed from atmospheric formaldehyde
Although Mars is currently a cold, dry planet, geological evidence suggests that liquid water existed there around 3 to 4 billion years ago. Where there is water, there is usually life. In their quest to answer the burning question about life on Mars.....»»
Tropical cyclone intensity exacerbated by increasing depth of ocean mixed layer, finds study
Tropical cyclones can have severe consequences for both the marine and terrestrial environments, as well as the organisms and communities who inhabit them. In the oceans, there can be alterations in sea surface temperature that disrupt biological pro.....»»
Ancient sword from the era of Moses, Book of Exodus uncovered in Egypt
Ancient sword from the era of Moses, Book of Exodus uncovered in Egypt.....»»
Silencing in action: How cells "repress" genomic remnants of ancient viruses
Researchers have identified key cellular control sites that regulate gene expression and prevent the activation of "cryptic" genomic regions, including ancient viral sequences......»»
Ocean waves grow way beyond known limits, new research finds
Scientists have discovered that ocean waves may become far more extreme and complex than previously imagined......»»
Ocean sediment is a "mudtropolis"—meet the carbon-cycling creatures thriving beneath the seabed
Sitting in darkness, deep below the sunlit surface, an iridescent nightmare awaits its prey. With precision and speed, it strikes and slices a passing fish clean in half with a set of jaws twice the width of its head. The armor-plated creature retrea.....»»
How to prepare for a stormy "supercharged" September
The effects of climate change have become an ominous presence in our lives, and the dramatic media monikers that accompany them—bomb cyclones, atmospheric rivers, thundersnow, black swan events, heat domes, polar vortexes—sound almost biblical......»»
Scientists Will Engineer the Ocean to Absorb More Carbon Dioxide
A research consortium plans to revive geoengineering trials of the controversial iron fertilization technique to pull carbon dioxide from the air, despite public backlash.....»»
Record-Breaking Rainfall in Carolinas and Europe Explained
On opposite sides of the Atlantic Ocean, Central Europe and North Carolina have both been drenched by torrential rains.....»»
Mystery of Deep-Ocean ‘Biotwang’ Sound Has Finally Been Solved
A strange sound dubbed “biotwang” was first heard bouncing around the Mariana Trench 10 years ago, and scientists have finally figured out where it comes from.....»»
The Apple Watch blood oxygen battle hurts the company and its customers
It’s not often that upgrading to the latest model of an Apple product means sacrificing a key feature, but that is the case for anyone in the USA upgrading to the Apple Watch Series 10 from the S6 or later. The reason is that, if you bought a S.....»»
Astronomers detect hundreds of supernova remnants using novel method
Using a new method exploiting the capabilities of the Multi Unit Spectroscopic Explorer (MUSE), astronomers have detected 307 new supernova remnants, including seven rare oxygen-rich ones. The finding was presented in a research paper published Septe.....»»
Unraveling an ancient European extinction mystery: Disappearance of dwarf megafauna on paleolithic Cyprus
Scientists have unraveled a mystery about the disappearance of dwarf hippos and elephants that once roamed the picturesque landscape on the Mediterranean island of Cyprus before paleolithic humans arrived......»»
Europa Clipper: 8 things to know about NASA"s mission to an ocean moon of Jupiter
The first NASA spacecraft dedicated to studying an ocean world beyond Earth, Europa Clipper aims to find out whether the ice-encased moon Europa could be habitable......»»
Archaeological excavation in ancient Fregellae reveals the end of a cultural landscape
From 22 July to 19 August 2024, a team of researchers from the Leibniz-Zentrum für Archäologie (LEIZA) and the University of Trier investigated the remains of the late Republican city of Fregellae in present-day Italy to better understand the socia.....»»
"Marine identity" can help restore the ocean, say researchers
People's deep connection with the ocean—their "marine identity"—can help us reset society's relationship with the seas, new research led by Dr. Pamela Buchan, from the University of Exeter, suggests......»»
Atmospheric lidar instrument on climate satellite enhances understanding of aerosols and clouds
The atmospheric lidar ATLID, the last of four instruments on board the EarthCARE satellite launched in May, has now been successfully put into operation. The joint mission of the European Space Agency (ESA) and the Japanese Space Agency (JAXA) is des.....»»
The stone-eaters that threaten Iran"s ancient Persepolis
Conservationists at Persepolis, Iran's most iconic ancient site, are waging a delicate battle against an unlikely adversary: tiny but persistent lichens eroding the millennia-old monuments......»»
"Ecocide" on Easter Island never took place, studies suggest
Two recent studies have cast doubt on a popular theory that the ancient residents of Easter Island suffered a societal collapse because they overexploited their natural resources, an event often labeled one of history's first "ecocides"......»»