Presidential Facts and ‘Firsts’
The year 2016 is a big year in America.
Gravitational Waves Detected, Einstein Is Right
It took 100 years, but finally, scientists proved Albert Einstein’s theory that gravitational waves exist.
Rocky Year Ahead for Nigeria Amid Oil Price Crash
Nigeria is Africa’s biggest oil producer.
Where Are the Best Educated Americans?
The best educated Americans live mainly in the northeastern United States or in California, a new study finds.