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El Niño has arrived, says NOAA
After months of anticipation, the NOAA Climate Prediction Center finally issued an El Niño advisory on March 5. How will it affect your weather?
March 15, 2015
New explanation for Siberia’s mystery craters
More new mystery craters reported in Russian media last month. A Russian scientist calls for "urgent investigation." Other scientists suggest a new cause.
March 13, 2015
Lack of snow forces Iditarod start north
Alaska’s famous Iditarod sled dog race traditionally runs from Anchorage to Nome. But this year, lack of snow forced a reroute and moved the kickoff 250 miles north.
March 12, 2015
This dog can smell cancer
This is Frankie, a German shepherd mix. He can sniff out thyroid cancer in patients’ urine samples with 88% accuracy, according to a new study.
March 10, 2015
Solar-powered plane begins first round-the-world flight
Swiss plane Solar Impulse 2 landed Monday in Muscat, Oman, the first stopover in the attempt to fly around the world powered by the sun alone. Follow the flight.
March 9, 2015
Good news! Young tortoises spotted on Galapagos island
Tortoise hatchlings spotted on the island of Pinzón last year are the first to have survived there in more than a century. Thanks to conservation efforts, tortoises are making a comeback.
March 9, 2015
Clearest pictures ever of free-falling snowflakes
Research suggests that our iconic view of snowflakes as "perfect" isn't true.
March 3, 2015
Slushy wave off coast of Nantucket
Sure, the ocean freezes. But this photo of partly frozen waves - caught by photographer and surfer Jonathan Nimerfroh - fascinated even the experts.
February 28, 2015
Chinese rocket breaks up in northern lights
Lucky observers in western North America saw bright lights streaking in the sky Monday night - the disintegration of a Chinese rocket body. Photo and videos here!
February 24, 2015
