A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The thought experiment suggests that we need to avoid human biases in our ...

The Roman Space Telescope's next generation coronagraph instrument will help deliver amazing views of exoplanets. Learn how it works. NASA's Nancy Grace Roman space telescope will send the hunt for ...

The spectrum of alien appearances across popular culture is vast, limited only by human imagination. From the sharp, angular features of Captain Spock to the dinosaur-like neck and big, expressive ...

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