Does trying to calculate a tip without your smartphone calculator make you break out in a cold sweat? If you answered “yes,” you’re in good company. Even the most brilliant scientists and engineers ...

Steve covers military aviation, missiles and space for the Aviation Week Network, based in Washington. Born in a U.S. Air Force family, he grew up on military bases around the world and came to ...

Vivienne Machi is the military space editor for Aviation Week. She has written about U.S. and international military and space tech for nearly a decade from Los Angeles, Washington and Stuttgart, ...

Guardians: Defenders of Mathematica - Halloween update! Play the spooktacular Halloween update with all-new backgrounds and costumes. For a limited time only! Use your maths skills to save Mathematica ...