The neurotransmitter dopamine -- which is most famously associated with the "reward system" in the brain -- is also linked to eye blink rate and time perception, both of which are in constant flux. Immediately after a blink, time is perceived to go by a little more slowly.
Biomedicine & Biotech
While consumers across the U.S. have embraced, and are enjoying, the benefits of genetically-modified products, papaya-loving Hawaiians had less of a choice when an agricultural crisis struck the state in the 1990s. But by using a cell-inserting device, plant specialists eradicated a deadly virus and saved a vital industry.