JoAnna Wendel is a freelance science writer living in Portland, Oregon. She mainly covers Earth and planetary science but also loves the ocean, invertebrates, lichen and moss. JoAnna's work has appeared in Eos, Smithsonian Magazine, Knowable Magazine, Popular Science and more. JoAnna is also a science cartoonist and has published comics with Gizmodo, NASA, Science News for Students and more. She graduated from the University of Oregon with a degree in general sciences because she couldn't decide on her favorite area of science. In her spare time, JoAnna likes to hike, read, paint, do crossword puzzles and hang out with her cat, Pancake.
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Where is the coldest place on Earth?There are some bone-chilling places on Earth, but what is the lowest temperature ever recorded and where was it?
By JoAnna Wendel Published
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What's the highest a mountain can grow on Earth?Although a mountain could theoretically grow taller than Mount Everest, forces like gravity and erosion work against it.
By JoAnna Wendel Published
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James Webb telescope spots dust storm raging on a giant planet nearly 20 times the size of JupiterUsing the James Webb Space Telescope, scientists observed a massive dust storm in the atmosphere of VHS 1256 b, a 'super-Jupiter' exoplanet located 40 light-years from Earth.
By JoAnna Wendel Published
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China is hunting the world's most elusive particles a mile beneath the ocean floorChina is deploying thousands of sensors nearly a mile under the ocean's surface, to monitor the darkness for flashes of light that reveal the presence of a neutrino.
By JoAnna Wendel Published
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One of Earth's biggest mass extinctions caused by rising sea levels in eerie echo of todayIn samples of organic-rich black shale, scientists found evidence for oxygen depletion and hydrogen sulfide expansion in ancient seas.
By JoAnna Wendel Published
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Wormholes might bend light like black holes do — and that could be the key to finding themIf wormholes exist, they might magnify distant objects according to Einstein's theory of relativity — and that makes it possible for us to find them, new research suggests.
By JoAnna Wendel Published
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450-mile-wide solid metal ball forms Earth's innermost core, earthquake waves revealScientists calculated the diameter of Earth's innermost core using earthquake waves that bounced through the planet 'like ping-pong balls.'
By JoAnna Wendel Published
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'Potentially hazardous' asteroid twice the size of the World Trade Center will shoot past Earth tonightAsteroid (199145) 2005 YY128 will pass by Earth at a distance of 2.5 million miles on Feb. 15, but will pose no threat to our planet.
By JoAnna Wendel Published
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What energy source sparked the evolution of life?Leading theories suggest that the first energy used by life was either from the sun or from geothermal heat and chemistry at the bottom of the ocean.
By JoAnna Wendel Published
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Scientists reveal 'invisible' galaxy from the early universe, using space-time trick predicted by EinsteinUsing the ALMA telescope in Chile and Einstein's theory of relativity, scientists observed a young galaxy in the early universe that is invisible in nearly every wavelength.
By JoAnna Wendel Published
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Jupiter officially has the most moons in the solar system, discovery of 12 new satellites confirmsTwelve newly confirmed moons bring Jupiter's total to 92, surpassing Saturn's 83 moons.
By JoAnna Wendel Published
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Do bees have knees?Bees do have a femur and a tibia, but do they have a kneecap like ours?
By JoAnna Wendel Published
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How to watch the rare green comet whiz past Earth tonightTonight (Feb. 1), the green comet C/2022 E3 ZTF will make its closest approach to Earth since the age of the Neanderthals. Here's how to view it.
By JoAnna Wendel Published
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The James Webb Telescope detected the coldest ice in the known universe – and it contains the building blocks of lifeThe James Webb Space Telescope's latest observations of icy molecules will help scientists understand how habitable planets form.
By JoAnna Wendel Published
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Mysterious 'sparks' on the sun could help scientists predict solar flaresAn analysis of eight years of data reveals a possible telltale sign that a region of the sun is about to erupt.
By JoAnna Wendel Published
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Never-before-seen volcanic magma chamber discovered deep under Mediterranean, near SantoriniUsing a technique to study seismic waves, researchers revealed a previously unknown magma chamber underneath a the Kolumbo submarine volcano.
By JoAnna Wendel Published
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'Pac-Man' microorganisms gobble down viruses like power pelletsIf these organisms are eating viruses in nature, it could change the way scientists think about global carbon cycling.
By JoAnna Wendel Published
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Rare green comet not seen since the Stone Age will zoom overhead tonight. Here's how to watch.The last time comet C/2022 E3 passed by Earth, modern humans were mingling with Neanderthals.
By JoAnna Wendel Published
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Mars crater is 'chock-full' of opal gemstones, hinting at widespread water and possible microbial lifeMysterious "halos" of rock surrounding cracks in a Martian crater may be made of water-rich opal gemstones, a new study suggests.
By JoAnna Wendel Published
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James Webb Space Telescope captures 'extraordinary' clouds in the atmosphere of Saturn's alien moon TitanStudying Titan's clouds will help scientists understand why Saturn's largest moon is the only moon in the solar system with an atmosphere.
By JoAnna Wendel Published
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Surprising loss of sea ice after record-breaking Arctic storm is a mystery to scientistsAlthough models accurately predicted the evolution of the Arctic storm, scientists were surprised to see just how much sea ice thickness decreased in the storm's aftermath.
By JoAnna Wendel Published
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'Dwarf dinosaur' that lived on prehistoric island unearthed in TransylvaniaThe new "dwarf dinosaur" species lends more evidence to the "island rule," which posits that animals evolving on islands become smaller than their mainland counterparts.
By JoAnna Wendel Published
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Why did NASA's Artemis 1 rocket launch keep getting delayed?From leaks to weather to logistical concerns, there's a lot that can go wrong with a rocket launch. Here's why it has taken NASA so long to get its Mega Moon Rocket off the ground.
By JoAnna Wendel Published
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Metal detectorist stumbles across Viking treasure hoard in NorwayUsing a metal detector in a field, a Norwegian man stumbled upon a number of silver pieces dating back to the Viking Age.
By JoAnna Wendel Published

