That's because noise comes from various sources, many of which scientists have no control over. These include unpredictable disturbances in Earth's magnetic field, nearby radiation from Wi-Fi routers ...

This rare example of an Aztec ritual mask was carved from wood over five centuries ago to represent Mictlantecuhtli, the god ...

Archaeology Skeletal remains of Queen Elisenda, one of the most powerful rulers in medieval Europe, unearthed in Barcelona — along with several others who bore unexplained stab wounds In honor of the ...

Planet Earth Rivers & Oceans Collapse of key Atlantic currents may be held off by newly-discovered back-up system, study finds Rising temperatures in the North Atlantic are slowing vital currents, but ...

The band, called a Kelvin wave, marks a swell of higher-than-average sea levels that stretches hundreds of miles along the equator. The anomaly is caused by warmer waters linked to El Niño — the warm ...

Planet Earth Geology 'Unequivocal evidence' of the age of Earth's oldest impact crater turns out to be off by half a billion years A new study updates the age of Earth's oldest known meteorite impact ...

Archaeology Romans Lavish Roman villa discovered outside Rome's walls may have been frequented by Hadrian and Marcus Aurelius The villa, which came to light because it was illegally excavated, was ...

Planet Earth Atacama Desert’s center dried out 20 million years earlier than previously thought — before the Andes formed Chile's Atacama Desert, which gets less than 5 millimeters (0.2 inches) of ...

Animals Fish Sharks 'I never thought we'd see one alive': Elusive goblin shark captured on camera for the first time Researchers have filmed goblin sharks in the deep sea for the first time. Until now ...

Some of the earliest Viking "pennies" were made with silver that contained melted-down coins from the Islamic world, a new study reports. The finding confirms the relationship between early Viking and ...

Animals Wildlife inside Chernobyl exclusion zone acted differently during Russia's invasion, camera traps reveal Camera footage in Ukraine's Chernobyl exclusion zone revealed that mammals became less ...

Planet Earth Rivers & Oceans Mysterious 'cold blob' in the Atlantic is a sign of the Gulf Stream weakening — and that's bad news for the US East Coast The Atlantic's enigmatic "cold blob" has once ...