3 new coral bleaching alert levels created in wake of extreme heat
The revised coral bleaching alert levels come in the wake of Florida experiencing hot tub-level sea temperatures and some reefs experiencing "100% mortality."
National Oceanic and Atmospheric Administration
Hurricane hunters chase powerful atmospheric rivers
Atmospheric rivers can dump rain and snow in large areas and cause intense flooding.
Deep-sea reef the size of Vermont discovered off U.S.
The 6.4 million-acre reef is bigger than the state of Vermont, NOAA says.
Where is the coldest city in the U.S. today? Where temperatures are the lowest.
Ahead of another arctic blast expected to hit U.S. cities, the country's coldest temperatures fell well below zero.
Rare rainbow clouds form over Ireland and England
One local described the early morning colorful clouds, known formally as nacreous clouds, as "utterly transfixing."
2023 Arctic Report Card proves "time for action is now," NOAA says
Climate change is heating the Arctic faster than anywhere else on the planet. Communities around the polar region are already suffering, and conditions there are fueling extreme weather events much farther away.
Whale rescued after being "hog-tied" to 300-pound crab pot off Alaska
The juvenile humpback was caught in a "life-threatening" entanglement for at least three days before wildlife officials were able to cut it free.
Winter outlook: Wetter South, warmer North and "potential climate extremes"
The oncoming El Niño winter is forecast to bring warmer and drier weather to the northern U.S. and more precipitation than usual to southern states.
El Niño is going to continue through spring 2024, forecasters predict
Forecasters say El Niño, a climate pattern known for warmer ocean temperatures and increased rain and snow, is likely here to stay until early 2024.
Lidia makes landfall in Mexico as Category 4 Hurricane, then weakens
Its arrival came on the heels of Tropical Storm Max, which hit the southern coast of Mexico on Monday, several hundred miles from Jalisco, before tapering off.
Philippe on track to drench parts of New England, Canada
Post-tropical cyclone Philippe is expected to track north and likely drench parts of New England and Canada's southeast coast over the weekend.
Surfers face "chaotic" waves and storm surge in hurricane season
With the Atlantic hurricane season in full swing, surfers navigate thrills, threats and even deadly weather conditions.
Scientists find "golden egg" on ocean floor — and still don't know what it is
It remains unclear if the golden dome is associated with a known species, a new species, or represents an unknown life stage of an existing one.
NOAA releases climate report for 2022
Earth keeps on warming, according to a new "State of the Climate" report from the National Oceanic and Atmospheric Administration. CBS News senior national and environmental correspondent Ben Tracy has more on the findings.
Idalia path, timeline: Maps show where hurricane is heading and when
Idalia made landfall as a Category 3 hurricane over the Big Bend region of Florida, before continuing along its path toward Georgia and the Carolinas.
Hurricane Idalia bringing "catastrophic" storm surge to Florida
The National Hurricane Center said Idalia was weakening but water levels could reach as high as 16 feet in some areas.
Has California ever had a hurricane? Tropical storm threat "nearly unprecedented"
It is extremely rare for California to be hit with tropical storms or hurricanes — but it has happened before.
July was Earth's hottest month since U.S. temperature records began
Data from NASA and the National Oceanic and Atmospheric Administration show July 2023 was hotter than any month on record.
NOAA hurricane outlook worsens due to "record-warm" ocean temperatures
Updated predictions from NOAA suggest at least six and as many as 11 hurricanes will develop before the season ends in November.
Radio blackouts could occur at Earth's poles after "cannibal" space event
The blackouts could come days after a series of plasma clouds burst from the sun, which triggered a minor solar radiation storm.
"Ultra rare" pod of endangered sperm whales spotted in California
"This is something that might happen once a year if you are lucky," the marine tour company that saw the sperm whale trio said.
What forecasters expect for the 2023 hurricane season
The Atlantic hurricane season runs from June 1 to Nov. 30.
El Niño is coming back, NOAA says
Warm ocean waters are one of El Niño's biggest fuels – and data shows that sea surface temperatures have hit temperatures well above those seen during 2016's "Godzilla" event.
New search underway for World War II shipwreck that poses pollution threat
Scientists are continuing to search for the steam freighter SS Norlindo, which sunk in 1942 and may have thousands of barrels of fuel on board.
New Atlantic hurricane season forecast hinges on strength of El Niño
Experts have already said that the recurring climate pattern will "likely develop" this season.
Exclusive
Ukraine agrees to peace deal, only "minor details" left, official says
A push by the Trump administration to end Russia's war on Ukraine appears to make headway, with Kyiv saying Zelenskyy could visit D.C. within days to finalize a deal.
Trump administration orders review of refugees who entered under Biden, memo shows
The Trump administration has directed a review of refugees admitted under former President Joe Biden, part of an effort to identify potential reasons that would disqualify them from being able to stay.
Noem made decision not to turn around deportation flights after judge's order, DOJ says
DHS Secretary Kristi Noem made the final decision to allow a group of deportees to be handed over to El Salvador after a judge said their flights must be returned to the U.S., the DOJ said.
Accusations of "sedition" spark uproar. Here's what the law says.
Six Democratic lawmakers are facing federal inquiries after they recorded a video urging military service members not to follow unlawful orders, a message President Trump alleged was "seditious."
Swalwell sues housing official who's made multiple criminal referrals for Trump critics
Trump housing official Bill Pulte also submitted criminal referrals for investigations into Sen. Adam Schiff, New York Attorney General Letitia James and Federal Reserve Board member Lisa Cook.
Exclusive
How an innocent woman's name was tied to the Jan. 6 pipe bombs
The FBI has ruled the woman out as a suspect in the 2021 plot, sources said, but only after her name circulated on social platforms and a conservative news site.
FBI opens inquiry into Democrats over "illegal orders," lawmakers say
The group appeared in a video last week that called on service members and members of the intelligence community to "refuse illegal orders."
National Park Service to hike entrance fees for foreign visitors
The fee change for international visitors will impact 11 national parks, including the Grand Canyon, Yellowstone and Yosemite, according to the Interior Department.
Maps show where storms threaten Thanksgiving travel across the U.S.
Two storm systems are forecast to bring rain, snow and powerful winds to various parts of the U.S. this week, in the days leading up to Thanksgiving.