The romantic comedy follows Alex Claremont-Diaz, the bisexual son of the first female U.S. president, and Prince Henry, the gay younger brother of the heir to the British throne. What starts as a ...

At 8.6 light-years away, Sirius B is the nearest known white dwarf star to Earth. Photograph courtesy NASA/ESA/H. Bond (STScl)/M. Barstow (University of Leicester) Red giants are hot enough to ...