Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

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Are aliens real? The question has animated conspiracy theories for decades and enthralled at least one former president of the United States. In a recent interview, Barack Obama became the first ...

Aliens exist - they just haven't visited Earth, NASA veteran Dr Gentry Lee has claimed.

If you examine our solar system’s giant planets, you’ll notice right away that they’ve all got moons—a lot of moons. While ...

Beyond that, in the decades to come, we might be able to see the colours of an exoplanet’s surface, and determine if plant life might be present there. And then we can search for changes in a planet’s ...

Science fiction has imagined everything from little green men to tentacled monsters—but real biology may offer clearer clues. Evolution follows universal rules, meaning alien life on Earth-like ...

Assuming intelligent aliens know how to harvest energy from stars, would humanity be able to spot these high-level structures?

On Monday night, someone placed a peculiar bet on the prediction market Kalshi. At 7:45 p.m. eastern time, a single trader put down nearly $100,000 on the claim that, by the end of December, the Trump ...

Anyone familiar with the search for alien life will have heard of the "Goldilocks Zone" around a star. This is defined as the orbital band where the temperature is just right for liquid water to pool ...

Being able to spot the Earth, let alone any signs of life on our planet, would require an enormous telescope from 66 million ...

Scientists identify exoplanet candidate HD 137010 b, a possible Earth-size world orbiting a Sun-like star 146 light-years away ...