Radioisotopes have been successfully used to treat a number of cancers, and they're still used today safely as well. But the unethical use of radioisotopes also left a black mark in the history of medicine.

The new primetime TV show based on the Manhattan Project of WWII has drawn praise for its storytelling and scientific accuracy but also some critiques of its historical accuracy.

When professional scientists have hit road blocks, they've recruited citizen volunteers to help unlock scientific mysteries ranging from the cosmos to the microscopic.

On March 13, 1989, millions plunged into darkness after a hot ball of plasma knocked out power grids in North America. Nowadays, several physicists are closely investigating the potentially dangerous solar wind.

Scientists around the world are trying to catch some waves, some gravitational waves. Find out what these warps in space-time are, the ways to find them and how we could use them to "listen" to the movements of black holes and neutron stars.

How do scientists study the Earth's core without directly accessing it? And how does the Earth's formation influence a potential flip in its magnetic field?

Isaac Asimov dreamed of an almost night-less world with six suns around it in his short story titled Nightfall. So could such an exoplanet exist in the real world, and, if so, how would we ever find it?

China's rocket to the moon, particle discoveries at the LHC, the physics behind the feel of a city, and several more stories roundup this month in physics news.

Is the universe infinite? Or is it confined to a finite amount of space? And how might the shape of the universe inform our answers to these deep questions?

Note: We Originally published this podcast on July 24, 2013.

In the fictional world of Westeros, the duration and severity of the seasons are entirely unpredictable. Is there a real planet that has a similar seasonal pattern?