Out of all the possible molecules in the world, just two form the basis of life’s grand variety: DNA and RNA. They alone can store and pass on genetic information. Within their repetitive twists, these polymers encode the stuff of every whale, ant, flower, tree and bacterium. But even though DNA... Read more...
I’m into tennis now. I’ve been watching the matches. I’ve always liked the sport but never got around to playing it much. My dad always wanted my sister and I to play. He used to take us to the courts some Saturdays. We enjoyed it but we were a little prissier than Venus or Serena and my d... Read more...