ThioJoe reveals hidden features inside Windows Calculator you probably never knew. Tropical Storm Melissa update as ...

Your chart ruler can be found by looking at the planet that rules the zodiac sign on your ascendant. You can create a copy of ...

Calculating the cost basis of an investment is important for tax purposes Kesavan Balasubramaniam is a freelance writer who covers a wide array of investing topics, including retirement, FX trading, ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Erika Rasure is globally-recognized as a leading consumer economics subject matter expert, ...

Move over, Calculator. The Messages app can tackle advanced calculations and even convert numbers to different formats.

Through a Summer Undergraduate Research Fellowship, Jenny Quan is exploring the mathematical principles behind Rubik's cubes.