You can also adjust brightness through the Display settings in the Control Panel with the following steps. 1  Open the Control Panel. 2  Click or tap the Display option.3  Look for a link or option titled Adjust brightness. Open the Control Panel. 2  Click or tap the Display option. 3  Look for a link or option titled Adjust brightness. 4  This option allows you to adjust the laptop brightness based on the power plan or setting being used, whether the laptop is running on AC power or battery power.
After its first flight in April 1983, Challenger quickly became the workhorse of NASA's Space Shuttle fleet, flying far more missions per year than Columbia. In 1983 and 1984, Challenger flew on 85% of all Space Shuttle missions.
1957: Sputnik satellite blasts into space. A Russian satellite has been launched into space - the first man-made object ever to leave the Earth's atmosphere. The Russian news agency, Tass, said the satellite Sputnik was now 560 miles (900 kilometres) above the Earth and circling it every hour-and-a-half. Scientists predict the metal sphere will eventually burn up in the atmosphere but they hope it will send important data back to Earth before doing so.