For instance, Columbus got to America in 1492. Spanish cities were founded as early as 1496 with Santo Domingo in today's Dominican Republic or San Juan, Puerto Rico in 1508 or Veracruz (Mexico) and Panama City in 1519. The city of St. Augustine, Florida founded by Spain in 1565 is the oldest continuously inhabited European city in present-day United States. (via wikipedia).
The Russians got to space on October 4th,1957, Skylab orbited the Earth from 1973 to 1979. Since the arrival of Expedition 1 on 2 November 2000, the station has been continuously occupied for 13 years and 91 days, the longest continuous human presence in space. (In 2010, the station surpassed the previous record of almost 10 years (or 3,634 days) held by Mir.)
So not too bad. We're a little bit behind, but catching up.
But space is way harder to live in than the Americas. But we've exploited it way faster than we did 500 years ago.
Just look at the more than 13000(!) satellites that circle the earth today, 56 years after our first venture there.
At once very cool and fascinatingly macabre, this asteroid impact simulator by Purdue University allows the user to input variables such as asteroid diameter and density, impact angle and velocity, and distance from impact to watch and estimate the impact on earth and the surrounding area. I can't
Also related: http://www.esa.int/Our_Activities/Operations/Space_Situational_Awareness/Getting_ready_for_asteroids
- Yale UniversityPhysics, 78 - 84
- Stanford UniversityPhysics, 76 - 78
The First Affordable Invisible Hearing Aid with Superior Sound by iHear
Hear crisp natural sounds again to reconnect with family and friends. Hearing aid delivered to your home. Adjust settings yourself and save
The Evolution of Surveillance, Part 1: Burgess Shale to Google Glass | R...
Featureteaser: Today we're privileged to have more senses, reaching into more dimensions, moving faster and farther than life has ever gone
Changing the Evolution of Our Solar System | EDWARD LU
Here is a talk I gave on what we at the B612 Foundation are doing: mapping our Solar System and helping to protect humanity on this planet.
HowStuffWorks "10 of the Craziest Discoveries of 2012"
Scientists made some crazy discoveries in 2012. Learn about 10 of the craziest discoveries of 2012.