When pop star Katy Perry and five other women made a much-publicized trip to the edge of space earlier this year, they faced ...

The lunar environment poses unique visual hazards. Astronauts face intense ultraviolet radiation, sharp temperature swings, ...

Of all the threats that President Donald Trump and Elon Musk hurled at one another as their alliance fell apart, those ...

Sri Lanka, which is famous the world over for ancient, giant Dagobas, has earned notoriety for huge pyramids—albeit of a different kind. It has become a haven for various pyramid scams. Sri Lankans ...