Neil deGrasse Tyson: We Need a Space Force to Protect the Earth From Asteroids
The famed astrophysicist thinks a lot of people are only against the Space Force because it was Trump's idea.
Earth
The Planetary Protection Racket
It isn't just another useless, overpaid bureaucrat, but a crippler to any mission to Mars.
Study: Earth May Have Had Oxygen Earlier Than Previously Thought
Discovery may have implications for possibility of extra-terrestrial life
Postenvironmentalism and Technological Abundance
A review of Love Your Monsters, a collection of essays on a new kind of environmentalism.
