The mint green ground is decorated with tiny strands that resemble fancy little bows. (tissura.com)
The light blue ground is decorated with tiny strands that resemble fancy little bows. (tissura.com)
In 1993, Kary Mullis won the Nobel for his invention of polymerase chain reaction, the chemical Xerox machine that makes thousands of copies of tiny strands of DNA, a breakthrough that jump - started the biotech revolution. (discovermagazine.com)