Category: 7. Science

Central to the overall circulation pattern is the polar vortex, a fast‑moving wind system that surrounds both poles at the interface of the troposphere and stratosphere. Recent work by Yifeng Peng and colleagues shows that the amount of…

• Scientists have for the first time successfully sequenced RNA from a 40,000-year-old mammoth, which is the oldest RNA ever analyzed.
• The RNA shows which genes were active in the muscles just before the mammoth died, providing direct…

If you dissolve sugar in hot water and then cool it down, you’ll see pure sugar crystals form while impurities stay in the liquid. You can even watch the beautiful sugar crystals slowly grow in the water.

You can do the same thing with…

Humans have long wondered when and how we begin to form thoughts. Are we born with a pre-configured brain, or do thought patterns only begin to emerge in response to our sensory experiences of the world around us? Now, science is…