Gravity, as most people understand it, is the familiar force that pulls a falling apple toward Earth. But for astronomers and ...

With 15,000 satellites crowding the sky and hundreds of thousands more planned, we may soon have a cataclysmic mess overhead.

Elon Musk's claim about autonomous surgery in three years is unrealistic; true advancements face significant technical and ...

Gravity, as most people understand it, is the familiar force that pulls a falling apple toward Earth. But for astronomers and theoretical physicists ...

Solar flares strong enough to knock out satellites and buckle power grids are, by definition, rare. That rarity is exactly ...

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A comprehensive new study combines decades of research to reveal that we're missing an essential component in our understanding of how the universe works.

Unfortunately for science fiction fans, desert worlds outside our solar system are unlikely to host life, according to new ...

Understanding ocean currents is important for work such as weather forecasting, climate research, search-and-rescue ...

The Dark Energy Spectroscopic Instrument (DESI) has completed its originally planned five-year mission and mapped more than ...

A film about the quest for “ghost elephants” is as much about not knowing and asking the right questions as about exploration ...

For the last five years, the Dark Energy Spectroscopic Instrument (DESI) has been systematically scanning the night sky.