Check out the treasure trove of Apple products--and what they fetched--at Christie’s "First Bytes: Iconic Technology from the Twentieth Century." ...

While 20th-century technology was defined by the growth of electronics, the 21st century belongs to photonics. LEDs will light households powered by photovoltaic panels and filled with displays and ...

By the late 20th century, technology began playing a significant role in vehicle safety. The introduction of anti-lock braking systems (ABS) in the 1980s allowed drivers to maintain control during ...

However, Trump has his own problems with age, including 20th-century views incompatible with 21st-century realities. Take science, technology and energy policy as examples. Trump wants the U.S. to ...