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The Cool Down is mainstream America's guide to a cleaner, cooler future, making it easy for people from all walks of life to help themselves while helping the planet.
- 14,124articles · 365d
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- Sep 13, 2025earliest in window
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News
Iowa study warns 13- and 17-year cicadas may disappear before forests can recover
2+ day, 12+ hour ago (522+ words) The damage may not be obvious until an expected brood simply does not appear. University of Iowa biologists are warning that one of North America's strangest and most spectacular natural events could be inching toward an end, as periodical cicadas…...
Scientists uncover 149 species new to science on ancient Indian Ocean seamounts near Australia
2+ day, 18+ hour ago (686+ words) "People had been around the islands in shallow water before, but no one had looked at life in the deep." In a sparsely studied stretch of the Indian Ocean near Australia, researchers examining ancient underwater volcanoes identified 149 species never before…...
Groundhog in Canada seems fine, but the flies circling its tail have people stumped
4+ day, 17+ min ago (524+ words) "If there are maggots, that can indicate a more serious issue." According to the Reddit post, the animal showed no obvious distress: "The groundhog seems active and healthy, but didn't seem bothered by the swarm of flies on her." By…...
Germany's Baltic coast is seeing more Nosferatu spiders, whose fangs can pierce skin
4+ day, 4+ hour ago (580+ words) A large spider named after a vampire film is being spotted more frequently along Germany's Baltic coast. As the Mediterranean Nosferatu spider spreads further across the country, it has drawn increased attention for its tendency to bite humans when threatened....
Scientists in Chicago remotely controlled a wireless brain implant in South Korea over the internet
4+ day, 6+ hour ago (709+ words) "The biggest challenge is demonstrating long-term safety and reliability in the human brain." Using an internet connection from Chicago, scientists operated a wireless brain implant located in South Korea, illustrating how connected technology could reshape neuroscience research. What the test…...
Scientists say Norway's 'Doomsday Vault' is dwarfed by a massive seed bank hidden in soil
4+ day, 6+ hour ago (679+ words) "If you put your finger to the earth, you are likely to be pointing at a seed." People often point to Norway's Svalbard Global Seed Vault as a safeguard for future crops. Yet researchers say the planet already contains a…...
Cape Cod's rescued sea turtles can be tracked for a year or more as they roam the Atlantic
4+ day, 8+ hour ago (325+ words) Some sea turtles rescued in Massachusetts remain traceable long after they are returned to the ocean, with public updates showing where certain animals travel in the Atlantic for months and sometimes for more than a year. According to Cape Cod…...
West Virginia biologists give young crayfish tiny 'backpacks' to track where they go
5+ day, 2+ hour ago (561+ words) "Straight A's in survival rate, tag retention, and ability to molt as usual." A wildlife experiment is putting miniature "backpacks" on juvenile crayfish. At White Sulphur Springs National Fish Hatchery, biologists are using the tiny markers to learn how the…...
Texas releases 700 million sterile flies that glow under UV to stop flesh-eating screwworm
5+ day, 5+ hour ago (446+ words) A fly-control campaign in Texas is drawing attention for both its enormous scale and one especially unusual detail: Texas Parks and Wildlife says that more than 700 million sterile flies have already been released to help stop a flesh-eating parasite. Even…...
Invasive snails that clone themselves identified in Colorado lake, triggering boat checks
5+ day, 11+ hour ago (570+ words) "They can pass right through birds that eat them and then come out unscathed." A tiny invasive snail with the ability to clone itself has been identified at Carter Lake in northern Colorado, posing a new threat to local waterways…...