New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

On Tuesday, the Supreme Court blessed a Kafkaesque nightmare by a 6–3 vote along the usual partisan lines.

Oliver Tree, the eccentric American musician known for viral stunts and alt-pop hits, died in a helicopter crash in Rio de ...

Landmark science fiction books like The Time Machine, 1984, and The Left Hand of Darkness have helped shape and define the genre over centuries.

Interplanetary travel to Mars aboard nuclear-powered spaceships may sound like science fiction – yet NASA is planning to make ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...

The Supreme Court on Tuesday made it far more difficult for foreigners to bring lawsuits in U.S. courts alleging serious ...

The Supreme Court on Thursday upheld the federal government’s policy of systematically turning back asylum seekers before ...

A recent episode underscored the Trump administration’s increasing reliance on advanced A.I. systems for cybersecurity even ...

A pair of less-heralded decisions shine a bright light the Roberts Court’s appetite for constitutional destruction.

The expansion of the universe is still accelerating under the influence of dark energy, despite recent claims to the contrary ...