Is Global Warming Fact or Fiction?

PLEASE WAIT FOR VIDEO TO LOAD. Watch this 1-minute satellite image sequence of Arctic ice disappearing, 1987-2014. Global warming predictions have been hotly debated. According to ... Continue Reading →

What a Baby Hears in the Womb Could Reveal Neural Pathways.

A newborn remembers sensations from the womb. For one bird, prenatal memory is life-saving. Image: Fledgeling fairy wren calling to mother, who holds its next meal. Photo attribution: ... Continue Reading →

How Valid Is the Science behind Interstellar, the Movie?

Above image: A concept drawing by NASA showing the accretion lines and accretion disk from a black hole. Source: Wikimedia.org. Human travel over interstellar distances required ... Continue Reading →