Category: Physics, Earth & Space
In Search of Exoplanets: Defining Habitable Space Bodies
Bill Nye, among others, has speculated that "We May Discover Life on Europa."
One Thing Comet Probe Hubbub Has Right: Water Is Vital to Life Chemistry
With the landing of a probe on comet 67P, excitement has centered on the idea that life arose in water carried here by comets.
European Space Probe Lands on Comet, Heralded by Overheated Promises of Solving the Enigma of Life
At best, closely examining a comet may illustrate a scenario whereby organic molecules were delivered to our planet, or to another.
Sibling Theories, Fraternal Twins: What Darwinian Evolution and the Multiverse Have in Common
Cosmologists Hiranya Peiris and Matt Johnson seek evidence in the cosmic microwave background (CMB) for past collisions of bubble universes with our own.
On Fermi’s Paradox: Challenging the Principle of Mediocrity
Since there are so many planets in the galaxy and universe, it’s natural to assume that there must be other intelligent life forms out there.