The mechanisms of evolution explained in one video.
Lecture on Climate Sensitivity by Atmospheric Scientist Professor Emeritus Richard Lindzen delivered in Europe in April, 2014. Prof Lindzen has been at the top of this field for decades, and was a lead author during the early years of the IPCC, until like many other experts, he resigned in disgust at the political nature of the summary reports.
In the past 300 years we’ve discovered 105 elements. What would the periodic table have looked like as we added element after element?
Take a virtual tour of the Moon in all-new 4K resolution, thanks to data provided by NASA’s Lunar Reconnaissance Orbiter spacecraft. As the visualization moves around the near side, far side, north and south poles, we highlight interesting features, sites, and information gathered on the lunar terrain.
Former astronaut Chris Hadfield helps debunk (and confirm!) some common myths about space. Is there any sound in space? Does space smell like burnt steak? Is NASA working on warp speed?