Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. The Apollo Lunar Module (LM) was a two-stage vehicle designed by Grumman to ferry two astronauts from lunar orbit to ...

You can buy all kinds of conventional clocks that have hands and numbers for easy reading. Or, like [Fabio Ricci], you could build yourself something a little more esoteric, like this neat shadow ...

Before heading to bed on Saturday, November 1, many Americans will set their clocks back one hour to prepare for the end of daylight saving time (DST) and the return to standard time. In the states ...