Are We Alone In the Universe?
Astrobiology is asking three fundamental questions: 1. What is life? 2. Are we alone out there? 3. What is the future of humankind? “Are…
Category: Space
How do we define life – or, in fact, can it be defined?
So far, we cannot be sure that this question has been properly answered. Even so, NASA has proposed that life be taken as a self-sustained…
Abnormally high plume observed above surface of Mars
Plumes seen reaching high above the surface of Mars are causing a stir among scientists studying the atmosphere on the Red Planet On two…
How Long Will Human Civilization Last?
Human-caused climate change, ocean acidification and species extinctions may eventually threaten the collapse of civilization, according to…
Stray stars between galaxies add to the cosmic light in the universe
Using an experiment carried into space on a NASA suborbital rocket, astronomers at Caltech and their colleagues have detected a diffuse…
First detection of dark matter
Cutting-edge paper by Professor George Fraser — who tragically died in March this year — and colleagues at the University of…
Huge galaxies grow by eating nearby smaller ones
Massive galaxies in the Universe have stopped making their own stars and are instead snacking on nearby galaxies, according to research by…
Clear skies and water detected in Neptune-sized exoplanet
Astronomers using data from the NASA/ESA Hubble Space Telescope, the Spitzer Space Telescope, and the Kepler Space Telescope have discovered…
Oxygen alone may not be enough to detect life on exoplanets
Astronomers searching the atmospheres of alien worlds or exoplants for gases that might be produced by life can’t rely on the…
Milky Way belongs to supercluster of galaxies named Laniakea
Astronomers using the National Science Foundation’s Green Bank Telescope (GBT) — among other telescopes — have determined…