1. Ever wonder what NASA uses all those supercomputers for? In part, for running simulations like this:
From NASA, this simulations “follows the development of a single disk galaxy over about 13.5 billion years, from shortly after the Big Bang to the present time.” That’s about
Old stars are colored red, younger ones are white and blue. Gas is pale blue.
- Donald Trump was sworn in today as the 45th president of the United States of America. 🇺🇸
- Over 200 people have been arrested as anti-Trump protesters and police clash in Washington, DC, during the inauguration.
- As one of his first acts as president, Donald Trump announced the end of certain Obama administration climate and pollution rules.
- Flights around the country are packed with pink as people stream into Washington, DC, for the Women's March, happening the day after Donald Trump's inauguration 👩❤️👩