Neutron-clustering effect in nuclear reactors demonstrated for first time

How learning Braille changes brain structure over time

White Matter Reorganization: How Learning Braille Changes Brain Structure Over Time

Bernie Sanders: Here on Earth, in the richest country on the planet, half our people live paycheck to paycheck, people are struggling to feed themselves, struggling to see a doctor — but hey, the richest guys in the world are off in outer space! Yes. It's time to tax the billionaires.