When you believe strongly in an idea, how do you shepherd it into being? As senior editor Trent Gilliss explains, sometimes it takes years of perseverance and framing.
One of the values of science is to make us uncomfortable says Lawrence Krauss. The particle physicist explains why we should all care about dark energy and the Higgs Boson particle. Science literacy matters, and, more importantly, he suggests we should take joy in science — just as we cultivate enjoyment of arts we may not completely comprehend.
Gates shares with us a scientist's rich, connected way of looking at the universe, and we've captured him in Twitter form.
The complete twitterscript of our interview with Lord Martin Rees.
Comments from two cosmologists and NASA's images from a refurbished Hubble.