Heat
In a Landmark Study, Scientists Discover Just How Much Earth's Temperature Has Changed Over Nearly 500 Million Years
Researchers show the average surface temperature on our planet has shifted between 51.8 to 96.8 degrees Fahrenheit
Phoenix Shatters Heat Record With 100 Consecutive Days Above 100 Degrees
Forecasts show no relief from the extreme heat over the next few weeks, which promises to extend the streak far beyond the previous high of 76 days set in 1993
Feeling Sticky This Summer? 'Corn Sweat' Could Be Raising the Humidity
The natural process of plant evapotranspiration is pumping moisture into an already hot and humid atmosphere, especially in the corn-growing areas of the Midwest
In Miami, the Nation’s First Chief Heat Officer Charts a Course for Surviving on a Warming Planet
By building a broad coalition of partners across the political spectrum, the Florida metropolis is doing all that it can to keep the city cool
'We Have a Rattlesnake Problem': Wildland Firefighters in the West Must Also Face a Slithering, Venomous Foe
Nearly 100 large fires are burning in the United States right now, including some in rattlesnake territory
Earth Reached Its Hottest Day on Record Twice in a Row This Week
The global average surface temperature soared to 17.15 degrees Celsius on Monday, or 62.87 degrees Fahrenheit, breaking a short-lived record set on Sunday
California Faces a Brutal Wildfire Season, With More Land Burned to Date Than in Recent Years
The state's fires have burned more than 11 times as much land so far in 2024 than they had at this point last year, according to the most recent numbers from Cal Fire
Meet the Rare, 'Beautiful' Birds That Thrive in Snow and Are at Risk Because of Climate Change
The U.S. Fish and Wildlife Service listed the Mount Rainier white-tailed ptarmigan as threatened under the Endangered Species Act this month
See 15 Stunning Scenes of Summer
These highlights from the Smithsonian Magazine Photo Contest will remind you of everything you love about the season
Extreme Heat and Wildfire Smoke Should Be Considered 'Major Disasters' by FEMA Amid Climate Crisis, Advocates Say
Despite killing more people in the U.S. each year than hurricanes, floods or tornadoes, heat waves aren’t currently eligible for emergency funding from the disaster relief agency
The Western U.S. Is Sweltering Under a 'Heat Dome.' What Does That Mean?
A stagnant high-pressure system over the region is trapping heat, exacerbating high temperatures and setting records
Mexico's Howler Monkeys Are Dying, 'Falling Out of the Trees,' Amid Scorching Heat Wave
Veterinarians and volunteers are trying to save the threatened primates by hoisting buckets of water and food into trees, as well as providing medical care
Last Year, the Northern Hemisphere Had Its Hottest Summer in 2,000 Years
Researchers used tree ring data to compare temperatures from as far back as 1 C.E. to 2023 temperatures
Skies Over Athens Turn a Martian Orange Amid Saharan Dust Storm
Strong winds brought desert dust and heat across the Mediterranean this week, sparking health advisories and fires in Greece
The World's Fourth Mass Coral Bleaching Event Is Underway—and It Could Become the Worst One Yet
The impacted reefs represent 54 percent of the planet's total, and that figure is currently increasing by 1 percent each week, NOAA scientists say
7,000 Humpback Whales May Have Starved to Death During the 'Blob' Heatwave
The unprecedented marine heat between 2013 and 2016 in the North Pacific likely drove the whales' 20 percent decline, a trend revealed by citizen science observations
Six Big Ways Climate Change Could Impact the United States by 2100
Climate change is expected to affect all parts of the country in the coming decades, threatening everything from our food supply to our coastlines
As the Planet Warms, Australia's Numbats Are at Risk of Overheating
The endangered, squirrel-sized marsupials forage for termites during the day—but they can become too hot after just ten minutes in direct sunlight, according to new research
2023 Broke Temperature Records. Will 2024 Be Even More Extreme?
Climate scientists have confirmed that last year's heat was unprecedented, surpassing records by a wide margin—but it could be one of the coolest years to come
2023 Will Officially Be the Hottest Year on Record, Scientists Say
A new report finds the global average temperature so far this year is 1.46 degrees Celsius warmer than the pre-industrial average
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