Enrico Fermi, when asked about intelligent life on other planets, famously replied, "Where are they?" Any civilisation advanced enough to undertake interstellar travel would, he argued, in a brief period of cosmic time, populate ...
Astronomy
Jun 10, 2014
26
1
Some climatologists argue it may be too late to reverse climate change, and it's just a matter of time before the Earth becomes uninhabitable – if hundreds of years from now. The recent movie Interstellar raised the notion ...
Space Exploration
Jan 22, 2015
53
274
The idea of traveling to another star system has been the dream of people long before the first rockets and astronauts were sent to space. But despite all the progress we have made since the beginning of the Space Age, interstellar ...
Space Exploration
Mar 14, 2019
0
243
Billionaire entrepreneur Richard Branson said Monday that Virgin Galactic is on track to offer commercial space travel within 18 months, and that space hotels are next on the drawing board.
Space Exploration
Sep 27, 2010
15
0
(Phys.org)—Former President Bill Clinton recently expressed his support for interstellar travel at the 100 Year Spaceship Symposium, an international event advocating for human expansion into other star systems. Interstellar ...
General Physics
Oct 9, 2012
22
0
By the end of the year, Hayley Arceneaux will be the youngest American in space and one of the first tourists to enter orbit unaccompanied by professional astronauts.
Space Exploration
Feb 23, 2021
1
234
Imagine a jungle. It's probably a lush forest, filled with different bird songs and the hum of thousands of different kinds of insects. Now imagine a tundra: barren, windswept terrain with relatively few kinds of plants or ...
Evolution
Aug 26, 2023
0
267
An international team of researchers, including a representative from Google, has created a color-coded map of the planet that shows travel times to cities from other places. In their paper published in the journal Nature, ...
It takes a bold person to declare that interstellar travel is now within our grasp. Physicist Stephen Hawking has shown that he is just that, taking part in the Breakthrough Starshot initiative. The project has announced ...
Space Exploration
Apr 14, 2016
8
111
Private space travel company Blue Origin expects its first test flights with people in 2017, company founder Jeff Bezos said Tuesday during a tour of the venture's research and development site outside Seattle.
Space Exploration
Mar 9, 2016
7
45
