Scientists are using human pluripotent stem cells hPSCswhich can make any cell type in the body, to recreate the process of heart formation.
The pressure builds until it goes POP! Drop your two balls at exactly the same time. Because the cannister is airtight, it has nowhere to go! Bring the balloon close to the stream of water and observe what happens!
As the alka-seltzer dissolvers, it releases carbon dioxide. Super bouncing: Grab a tennis ball. One of the biggest leads they have is a molecule found in tarantula venomwhich inhibits a type of protein that sits inside the nerves and triggers the pain signal.
Now grab a basketball.