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'Oddly shaped rock' unearthed in California turns out to be 'immaculate' mastodon molarA field survey in San Mateo County, California, has revealed the fossilized tooth of an adult Pacific mastodon, an ice-age giant that was probably native to the West Coast.
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'There are no easy answers here': New study forecasts a dire dip in food production if key Atlantic currents collapseResearchers have examined how weakening currents in the Atlantic Ocean could impact global agriculture — and the results are concerning.
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Record-breaking rain in California was caused by abnormally high temperatures on the other side of the world, study findsScientists have identified a "climate teleconnection" between the Rocky Mountains and the Tibetan Plateau, where warm spots left a kink in the jet stream that intensifed weather in the western U.S.
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Arctic warming fuels 2 distinct climate regimes in Siberia that could wake up a methane 'sleeping giant'New research finds that western Siberia is becoming wetter as the world warms, while eastern Siberia seems to be getting drier. And both these conditions are fueling a rise in methane emissions, spelling trouble for the climate.
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'A worrying snapshot': Satellite image shows large patches of open water less than 40 miles from the North PoleAn image from NASA Worldview shows how brittle Arctic sea ice is becoming due to global warming, with large patches of open water visible near the North Pole on Aug. 29.
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An ancient 'supervolcano' has been found hiding beneath eastern England. But experts say there's not enough evidence to call it that.Geologists recently identified a 454.4 million-year-old volcano on England's east coast, but whether the structure can be considered a "supervolcano" remains an open question.
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The pace of climate change matters more than overall heat in the race to save key Atlantic currents, study findsThe rate of global warming, rather than the extra heat itself, could determine whether a system of ocean currents known as the Atlantic Meridional Overturning Circulation will cross a tipping point, new research suggests.
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'They don't deserve this beauty and this breathtaking fragility'Interview Polar tourism researchers Zdenka Sokolickova and Liz Cooper talk about why a number of Antarctic tour guides have given up what they still consider to be their dream job.
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'If this is the new normal, then we are in very deep trouble': Brazil's drying aquifers could have ripple effects across the worldAnalysis New research suggests some of Brazil's most important aquifers, located beneath major agricultural regions, aren't being replenished. What does this mean for the country's water supply and food exports?
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'They would come in with a chord change': Composer Jim Nollman has collaborated with turkeys, kangaroo rats and whales. Now he's dropping 'Orcas' Greatest Hits.'Interview Staff writer Sascha Pare spoke with musical composer and sound artist Jim Nollman about his new album, "Orcas' Greatest Hits," created with killer-whale bandmates.
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Uberaba Geopark: A time capsule from the Late Cretaceous period nestled in Brazil's tropical savannaIncredible Places Uberaba Geopark, also known as the "Land of the Giants," is a region in Brazil's Cerrado biome that preserved thousands of prehistoric fossils.
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'It would be a disaster': Ammunition for war is putting the Caspian Sea on the brink of collapseInterview Live Science spoke with professor of civil and environmental engineering Amir AghaKouchak about the reasons behind the Caspian Sea's stark decline over the past three decades.
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'Darwin’s hypothesis provided an important inspiration': Scientists bolster 150-year-old Darwinian theory with a carnivorous plant in ChinaResearchers have confirmed that a plant native to alpine regions in southwest China is carnivorous, supporting a Darwinian theory from 1875.
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Microbial DNA hidden under Antarctica offers new clues about how the continent’s mysterious Blood Falls came to beBrine that feeds the gruesome-looking Blood Falls in East Antarctica may have been emplaced when sea levels were higher than they are now, a new study says.
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Once a 'miracle in the desert,' California's Salton Sea now spreads toxic dust on vulnerable communitiesInterview Medical anthropologist Ann Cheney speaks to Live Science writer Sascha Pare about the heavy toll toxic dust from California's largest inland lake takes on marginalized communities.
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Greenland meltwater will drive a 'strong weakening, but not a shutdown' of key Atlantic currents, study findsNew modeling suggests meltwater from the Greenland ice sheet has a big weakening influence on the Atlantic Meridional Overturning Circulation, but the runoff likely won't cause a complete and irreversible collapse.
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Heaven Lake: China's deepest lake sits atop a colossal volcano and belongs mostly to North KoreaIncredible Places Heaven Lake is a body of water located 7,200 feet above sea level at the top of a volcano. It is the deepest lake in China as well as the highest and largest crater lake in Northeast Asia.
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Scientists are deep-freezing koala eggs and sperm to protect the species from extinctionResearchers at the University of Queensland in Australia want to freeze koala sex cells in liquid nitrogen, which could preserve the DNA for decades until we need it, an expert said.
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Scientists build tiny 'diving suit' for cockroaches, turning them into search-and-rescue cyborgsResearchers in Singapore and Japan have built a waterproof shell for cyborg cockroaches that could be deployed in disaster zones to investigate flooded areas.
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First experiment to thicken Arctic ice with seawater shows promise — but there's a big catchResearchers recently performed the first scientific test of sea ice thickening in the field, but there remains a big question mark over how scalable this method is.
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Socotra Archipelago: The Yemeni islands covered with astonishing cucumber, bottle and dragon's blood treesIncredible Places Socotra Archipelago in the Northwest Indian Ocean is home to hundreds of animal and plant species that aren't found anywhere else in the world.
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Water shortages could prevent the US from mining more lithium, deepening reliance on foreign importsMost proposed lithium mines in the U.S. overlap with drought-prone regions — including in Nevada, Arizona and California — and there may not be enough water to support them.
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'Unequivocal evidence' of Earth's oldest impact crater turns out to be off by half a billion yearsA new study updates the age of Earth's oldest known meteorite impact crater, the North Pole Dome crater, which scientists previously claimed was 3.47 billion years old.
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Watch bison herd defend a newborn calf from wolf attack in a primeval Polish forestResearchers have captured first-of-its-kind footage of a wolf attack on European bison in the Bialowieza Primeval Forest. The recording shifts our understanding of predator-prey interactions in this region.
2 Commentsland-mammals
