Most previous studies have assessed genome duplication by using absolute time, analogous to trying to find the exact date of a battle. The average mutation rate of two genes that are assumed to have ...

Einstein theorized that time is relative. Speed slows down time. Frame of reference changes time. "Scientists synchronized two highly accurate atomic clocks and then flew one around the Earth aboard ...

Einstein theorized that time is relative. Speed slows down time. Frame of reference changes time. "Scientists synchronized two highly accurate atomic clocks and then flew one around the Earth aboard ...