Traces of ancient hurricanes on the seafloor are a warning for coastal areas
Evidence from millennia of Atlantic storms is not good news for the coast. Enlarge / Hundreds of persons returning to their flood-wrecked homes in New Orleans after 1965's Hurricane Betsy. (credit: Bettman/Getty Images).....»»
Clues to mysterious disappearance of North America"s large mammals 50,000 years ago found within ancient bone collagen
50,000 years ago, North America was ruled by megafauna. Lumbering mammoths roamed the tundra, while forests were home to towering mastodons, fierce saber-toothed tigers and enormous wolves. Bison and extraordinarily tall camels moved in herds across.....»»
A staggering 96% of California residential land is zoned for single-family housing, study finds
A stunning 95.8% of all residential land in California is reserved for single-family housing, effectively barring denser housing options in those areas and creating an obstacle to racial and economic equality in the state, a new study released Wednes.....»»
Tesla recalls more than 125,000 vehicles for seat belt notification failure
Tesla Inc. is recalling over 125,227 vehicles due to reported failures in seat belt warning systems......»»
Was Seahenge created for a ritual to extend the summer during climate change battle?
New research into an ancient timber circle discovered on a Norfolk beach and dubbed "Seahenge" suggests it was created in response to a period of extreme climatic deterioration at the close of the third millennium BC......»»
Ancient medicine blends with modern-day research in new tissue regeneration method
For centuries, civilizations have used naturally occurring, inorganic materials for their perceived healing properties. Egyptians thought green copper ore helped eye inflammation, the Chinese used cinnabar for heartburn, and Native Americans used cla.....»»
"Cape of Storms": Climate researchers explain Cape Town"s recent extreme weather
A severe storm hit South Africa's Western Cape province between 6 and 9 April 2024, with extreme winds gusting at up to 135km/h. The storm left a trail of destruction across Cape Town and surrounding areas—at least 1,500 people were left homeless a.....»»
Cheap, dirty leftovers can release pure oxygen: Hexagonal manganites show promise for production on an industrial scale
New materials for producing oxygen may challenge traditional production methods. This is exciting news, because pure oxygen is in demand for many areas in industry and medicine......»»
Study finds urban office buildings pump out volatile chemicals to the outdoors, comparable to traffic emissions
The air coming out of office buildings in urban areas may be more polluted than once believed, Purdue University researchers say......»»
Study indicates that as racial diversity and income rise, civilian injuries by police fall
An analysis of civilian injuries resulting from interactions with police in Illinois found that residents of all races and ethnicities are more likely to sustain injuries if they live in economically under-resourced areas. The risk of injury decrease.....»»
Researcher uses satellite imagery to investigate ancient urbanism in eastern Africa
At the U of A's Center for Advanced Spatial Technologies, Wolfgang Alders, a National Science Foundation SBE Postdoctoral Fellow, is using satellite imagery and archaeological methods to better understand the origins of urban life on the eastern Afri.....»»
New sensing techniques can detect drought tolerance in ancient crops, may inform new breeding programs
Drought is the most devastating environmental stress that farmers face worldwide. With the added pressures of climate change, drought years have become less predictable, more frequent and more severe......»»
Marine Protected Areas don"t line up with core habitats of rare migratory fish, finds new research
According to a new modeling study, 62% of Marine Protected Areas (MPAs) designated to protect rare migratory fish species are outside of their core habitats. The findings are published in the Journal of Applied Ecology......»»
"Extraordinary" 4,000-year-old Egyptian skull may show signs of attempts to treat cancer
From ancient texts we know that—for their times—the ancient Egyptians were exceptionally skilled at medicine. For example, they could identify, describe, and treat diseases and traumatic injuries, build protheses, and put in dental fillings. Othe.....»»
Ecological impact of eucalyptus trees: Balancing benefits and risks
A new study has found that Eucalyptus trees, widely planted in Israel's Western Negev, have a significant allelopathic effect, reducing herbaceous plant biomass and flowering density of red anemones, particularly in unshaded areas......»»
Researchers develop reusable "sponge" for soaking up marine oil spills—even in chilly northern waters
Oil spills, if not cleaned up quickly and effectively, can cause lasting damage to marine and coastal environments. That's why a team of North American researchers are developing a new sponge-like material that is not only effective at grabbing and h.....»»
From ashes to alerts: Science helps protect Colorado travelers
In the summer of 2021, travelers in Colorado's Glenwood Canyon were safely evacuated before massive mounds of mud and rocks buried highways and destroyed bridges, thanks to a debris flow warning system developed in part by the U.S. Geological Survey......»»
Investigating changes in extreme high-temperature warning indicators over China under different global warming levels
A research team investigated the observed and climate model projected changes in extreme high temperature warning indicators across China. They found an approximately linear increase in the intensity of extreme high temperatures exceeding 35°C and 4.....»»
Researchers investigate changes in surface heat fluxes on sensitive areas for the slopes of Mt Everest
Under the background of global warming, the Mount Everest region has experienced evident climate changes. Glaciers and snow have been rapidly retreating in this region. These changes increase the rate of warming and water scarcity in downstream areas.....»»
Discovery of ancient rock impression suggests ability to form cornified skin goes back to early evolution of tetrapods
A team of geologists, paleontologists and archaeologists affiliated with several institutions in Poland, Czechia and Germany has found evidence suggesting that the ability to form cornified skin appendages is not unique to terrestrial vertebrates, bu.....»»
Global activity of seafloor biodiversity mapped for the first time
A team of scientists from the U.S. and the U.K. has used artificial intelligence (AI) to map the activities of seafloor invertebrate animals, such as worms, clams and shrimps, across all the oceans of the world......»»