The Facts About Income Tax Millions faithfully file their 1040 forms each April. But some things about federal income taxes may surprise you. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Bull and Bear Go To Market Learn about the difference between bulls and bears—markets, that is! 5 Benefits of Working in Retirement Here are 5 reason why you may consider working through retirement. Retirement Questions That Have Nothing to Do With Money Things to consider before retirement.