Even the most elite endurance athletes can’t outrun biology. A new study finds that humans hit a metabolic ceiling at about 2.5 times their resting energy burn. When ultra-runners take on races that ...
11hon MSNOpinion
Why a presidential term limit got written into the Constitution – the story of the 22nd Amendment
Only one person, Franklin Delano Roosevelt, has ever served more than two terms as president of the United States. This is ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results