Pearls melt in vinegar.
There are four grams in a teaspoon of sugar. A can of soda has about 40 grams of sugar - or 10 teaspoons. In research carried out at Princeton's NEC research institute, physicists have shown that light pulses can be accelerated to up to 300 times their normal velocity of 186,000 miles per second. It takes about a month for the University of Texas at Austin to activate a student's e-mail address. Austin Chronicle Corp. All rights reserved.