Atomic clocks — among the most precise instruments humans have ever built — have been keeping track of Earth’s spin since the ...

The new galaxy, because of how far away it is, looks to observers exactly as it did when it was first created 3 billion years ...

A close-in exoplanet is triggering stellar flares and self-destructing. This is the first direct evidence of planet-star ...

The "unintentional electromagnetic leakage" from airport radars and military radar systems can be "detectable across ...

A team led by the Italian National Institute for Astrophysics discovered the most distant known fossil galaxy — a relic of ...

Radar systems used by civilian airports and military operations are inadvertently revealing our existence to potential ...

While you may feel robbed of your summer, next year you will enjoy 93 days, 15 hours, and 40 mins of Croc season, or an extra ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

Right now, Earth is about 3.1 million miles farther from the sun than it is in early January when it reaches perihelion, its ...

Scientists have been working on ways to find new worlds far from Earth, and this strange method theorized decades ago has ...

Microbes have been discovered alive inside 2-billion-year-old rock, offering a rare window into Earth’s deep past. Found in ...

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth ...