Each year, it’s fun to celebrate birthdays. If we’re not sure of someone’s age, we can always check their birth certificate. But can any reliable methods determine the age of an object without a historical record?
No one’s ever discovered the “fountain of youth” but a lot of us still try to keep up a youthful appearance.
Entropy affects everything—from cells in your body to the magnetic fields of planets. That’s why … Continue Reading
Body parts like tonsils and the appendix were once considered unnecessary organs left over from … Continue Reading