Sun Launches Its Strongest Solar Flare of the Year So Far, Causing Radio Blackouts Around the World
The new sunspot responsible for this powerful blast is rotating into view, which could bring more solar activity—and potential aurora-causing coronal mass ejections—to Earth in the coming days
See the First Visible Auroras Captured on Mars, Glowing a Hazy Green Above the Planet
Scientists directed NASA’s Perseverance rover to take an image of the Martian sky after a solar storm in hopes that an aurora would show up
How to Watch the Peak of the Spectacular Eta Aquariid Meteor Shower
The shower will peak during pre-dawn hours in early May, as fast-moving meteors trail across Earth’s atmosphere, thanks to debris left behind by Halley’s Comet
Nearly Half of Americans Still Live With High Levels of Air Pollution, Posing Serious Health Risks, Report Finds
The most recent State of the Air report by the American Lung Association found that more than 150 million Americans breathe air with unhealthy levels of ozone or particle pollution
Destinations Hit by Natural Disasters Need Tourists Back—but Maybe Not in the Same Way as Before
Places like Maui and Asheville, North Carolina, rebuilding after wildfires and hurricanes, are doing so with a mind to sustainable tourism
Watch a Spinning Martian Dust Devil ‘Consume’ Another in a New Video Captured by NASA’s Perseverance Rover
Tracking dust devils helps researchers learn more about Mars’ atmosphere, wind and weather conditions
A Hurricane Swept These Tortoises Across Miles of Ocean to a New Home in Florida—and Now, They’re Thriving
Park rangers say at least 84 gopher tortoises are now living at Fort de Soto Park near St. Petersburg. Prior to Hurricane Helene in September, the local population was around eight
Being Struck by Lightning Is No Big Deal for This Tropical Tree—the Zap Even Gives It a Boost
The almendro tree may have evolved to attract lightning, which helps clear more space for it to grow, according to new research
Citizen Scientists Are Hitting the Streets of the Country’s Fastest-Warming Cities to Collect Detailed Temperature Data
The heat mapping of metros like Reno, Nevada, could be key to taming urban heat, saving lives and designing for a cooler future
Extreme Heat Could Make Older Adults Age Faster by Altering Their DNA, Study Finds
Researchers compared genetic markers of aging to daily temperature records in areas across the United States and found that elderly people exposed to more hot days showed more rapid biological aging
Can Electro-Agriculture Revolutionize the Way We Grow Food?
A new technology is pushing the boundaries of farming by using electricity to grow crops without photosynthesis
Learn to Ice Climb at Alaska’s Most Extreme Community Festival
For more than 40 years, Alaskans have been gathering in the tiny coastal town of Valdez to celebrate the art of climbing ice
Donner Party Survivors Were Rescued on This Day in 1847 After Weeks of Frigid Conditions, Starvation and—Eventually—Cannibalism
Bad luck and poor decisions turned the already dangerous trek from Missouri to California into a fatal affair for roughly half of the Donner-Reed party
Mysterious ‘Chirping’ Waves Detected 100,000 Miles Above Earth Are Surprising Scientists
Chorus waves, quick bursts of energy known to occur relatively close to Earth and around other planets, were found in an unexpected part of the magnetosphere, according to a new study
Nearly 100 Washingtonians Died When a Theater Collapsed in One of the Largest Snowfalls Ever to Hit D.C.
The Knickerbocker Theater disaster, which took place on this day in 1922, killed 98 moviegoers and injured another 133
Check Out These Spellbinding Snow Sculptures—Before They Melt
In places like Colorado and Minnesota, international teams of talented snow artists are creating larger-than-life masterpieces from fluffy white powder
Astronomers Discover Supersonic Winds on a ‘Puffy’ Exoplanet, Forming a Record-Breaking Jet Stream
Moving at roughly 20,505 miles per hour along the distant world’s equator, it’s the fastest known jet stream that wraps around a planet
The Enduring Mystery of a Plane That Vanished in the Icy Canadian Wilderness With 44 People On Board
Seventy-five years ago, a Douglas C-54D Skymaster disappeared en route from Alaska to Montana. No trace of its crew and passengers, including a pregnant mother and her young son, has ever been found
Hawaiian Observatory Clocks Highest Annual Jump in Atmospheric Carbon Dioxide Since Its Records Began 67 Years Ago
The change measured by the Mauna Loa Observatory was likely driven by wildfires and continued burning of fossil fuels, scientists say
L.A. Fire-Fueling Winds Slow Down, Offering a Short Reprieve. What Are the Santa Ana Winds, and Why Do They Fan the Flames?
The seasonal gusts have exacerbated the deadly fires, and they’re expected to pick back up next week
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