By Katrina Miller NASA and European scientists explain how they calculate the probability of the space rock 2024 YR4 impacting our planet, and why it’s not yet time to worry. By Robin George ...

Credit: Blue Origin Here's a round-up of space missions and cosmic events just around the bend. Bookmark this calendar and look for updates from Mashable throughout the year. SEE ALSO: NASA leader ...

In a fractal zeta universe of bifurcated, ripped spacetime, the Millikan experiment, the quantum Hall effect, atmospheric ...