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Did vitamin B3 come from space?
Vitamin B3 - a vitamin essential to metabolism - might have been made in space and delivered to Earth by meteorites.
April 17, 2014
Unexpected teleconnections in noctilucent clouds
Researchers investigating "night-shining" clouds found something they weren't even looking for: teleconnections in Earth's atmosphere that stretch all the way from the North Pole to the South Pole and back again
April 16, 2014
Large Hadron Collider discovers new form of matter
Researchers say that exotic hadrons -particles made up of two quarks and two anti-quarks - actually exist.
April 15, 2014
Largest volcanic eruption in recorded history
On April 10, 1815, Mount Tambora sent so much crud into the atmosphere that it blocked the sun. What became known as the Year Without a Summer came a year later, in 1816.
April 10, 2014
Cataclysmic asteroid impact some 3.26 billion years ago
Scientists have reconstructed a collision between the early Earth and an asteroid. It dwarfed the event that caused dinosaurs to go extinct 65 million years ago.
April 9, 2014
Warm water in Pacific could spark a monster El Nino in 2014
Scientists are watching a giant mass of sub-surface water in the Pacific. When this water reaches the sea surface, it could set off a powerful El Nino.
April 8, 2014
Earthquakes in Yellowstone: ‘Elevated but not unusual’
Heard about the recent earthquakes in Yellowstone? How about that video of bison fleeing the park? Does it mean the supervolcano is about to blow? No, and here’s why.
April 7, 2014
Astounding photos of marine worms, some previously unknown to science
Alexander Semenov photographed 222 different worm species, which are now in the process of being studied and documented by scientists. See photos.
April 7, 2014
Throat of Fire volcano in Ecuador erupts explosively
A five-minute explosion from Tungurahua volcano shot hot gas and rock 6 miles (10 km) into the air on April 4, 2014. More explosions and tremors followed.
April 5, 2014
Why do zebras have stripes? To keep bugs off, says study
Researchers say they've solved the riddle of why zebras have stripes: The stripes act like insect repellant, keeping away blood-sucking flies, say researchers.
April 3, 2014
