COVER INTERACTIVE
Experience the Best
This week time.com and cnn.com present animation, photos and videos that take you inside the scientific discoveries highlighted in this installment of America's Best, Science and Medicine. Go to time.com/americasbest
MULTIMEDIA HIGHLIGHTS
--James Thomson, cellular biology. Watch a Web-only animated graphic detailing the process of embryonic stem-cell research
--Paleontologist Andrew Knoll shares pictures from his personal album of Siberia and other exotic places he has visited in search of very old bones
--Wise Young, spinal-cord research. See highlights from a CNN special explaining how stem-cell research might help Christopher Reeve
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