Experts Say This Interstellar Comet's Tail Is One of the Strangest Ever Seen
In most comets, the tail points away from the Sun, but this strange 'anti-tail' of 3I/ATLAS has left scientists puzzled.
15 hours ago
Arizona National Park Adds Small Patch of Land That Could Have Big Impact on Desert Ecosystem
Saguaro National Park's expansion could better safeguard the habitat of the iconic Saguaro Cactus.
16 hours ago
Grand Canyon's South Rim to Welcome Overnight Guests Again — But Some Restrictions Still Apply
Grand Canyon National Park is reopening the hotels in the South Rim from Wednesday, December 17.
20 hours ago
California's Giant Christmas Tree Is One of the World’s Biggest — and You Can Only Reach It by This Train
The Mr. Skunk and the Giant Christmas Tree train ride runs through December 31, and is about 2 hours long.
21 hours ago
Missed the Geminids? You Have One Last Chance to See Shooting Stars in 2025 — Here's How
The Ursids meteor shower will reach its peak on the night of December 21 through the early hours of December 22.
1 day ago
Geologists Discover Giant Mysterious Structure Deep Beneath Bermuda
The chunk of rock was as large as much as 12.4 miles, a level of thickness never observed before.
1 day ago
Fairytale-like Picture of a Blue Arctic Fox Wins 2025 National Wildlife Photo Contest
This year's stunning images 'highlight the diversity and majesty of wildlife, plants, and landscapes.'
1 day ago
Most Yosemite Rescues in 2024 Were Preventable — Here's What Data Says
Yosemite recorded 191 rescues with 90 major cases and 39 requiring aviation support.
1 day ago
Playful Gorilla in Rwanda Helps Photographer Win Nikon's 2025 Comedy Wildlife Award
'Watching his performance was hilarious, and all my efforts that morning were focused on him,' photographer Mark Meth-Cohn said.
1 day ago
5 National Parks That Feel Extra Magical During the Holidays With Dazzling Lights
Amidst the hushed quiet of winter, these parks are coming aglow with brilliant festive displays.
1 day ago
As the Geminids Peak, This National Park Is Hosting a Free 'Star Party' — How to Join
Mammoth Cave National Park is hosting a party on December 13 for people to watch the Geminid Meteor Shower.
4 days ago
Expect Later Sunrises and Earlier Sunsets as the Winter Solstice Nears — Mark Your Calendar
The winter solstice will also mark the beginning of astronomical winter, which differs from meteorological winter.
4 days ago
Yosemite National Park Releases New Dates for Summer Campsite Reservations — Here's When to Book
Summer campers can reserve their spots at these three famous Yosemite campgrounds.
4 days ago
NASA Discovers Thick Atmosphere Cloaking a 'Super-Earth' 280 Light-Years Away
A 'thick blanket of gas' over the distant planet is reshaping what scientist believed to be true.
4 days ago
Geminid Meteor Shower Peaks Soon — and You Could See Hundreds of Shooting Stars in the Sky
The meteor shower is already active. It will reach its peak between late December 13 to the early hours of December 14.
5 days ago
NASA Says This Passing Interstellar Comet Is Loaded With Life-Forming Ingredient
The remarkable chemistry of 3I/ATLAS has now revealed a 'key ingredient of life.'
5 days ago
One Grand Canyon Lodge Set to Reopen, But Hotels Remain Shut Indefinitely Amid Waterline Issue
National park officials reveal 'there is no anticipated reopening date for South Rim hotels at this time.'
5 days ago
NASA Races to Restore Connection With Decade-Old Mars Orbiter After Unexplained Signal Loss
'The spacecraft and operations teams are investigating the anomaly,' says the agency.
5 days ago
Yellowstone National Park's Winter Season Begins Next Week — What You Need to Know
The park recently announced that its official winter season will begin on Monday, December 15.
5 days ago
This Popular Glacier National Park Road Might Soon Not Require Vehicle Reservations
The park plans to eliminate vehicle reservations, but new timed parking may be implemented.
5 days ago