Sections

Services

Information

US United States

Extraterrestrial life

Analysis and Comment (12)

Square away your personal philosophy now; proof of life beyond earth is coming. Stargazing image via www.shutterstock.com

Is your religion ready to meet ET?

How will humankind react after astronomers hand over rock-solid scientific evidence for the existence of life beyond the Earth? No more speculating. No more wondering. The moment scientists announce this…
Let’s hope it’s barren. NASA Ames/SETI Institute/JPL-CalTech

Habitable exoplanets are bad news for humanity

Last week, scientists announced the discovery of Kepler-186f, a planet 492 light years away in the Cygnus constellation. Kepler-186f is special because it marks the first planet almost exactly the same…
Rocky, water-rich asteroids and similar objects likely delivered the bulk of water on Earth. Now they’re being found well outside our Solar system. Mark A. Garlick, space-art.co.uk, University of Warwick and University of Cambridge

Watery asteroid gobbled up by a white dwarf: implications for life

How will future alien scientists know whether life existed in our solar system? One method may be to sift through the planetary debris left when our sun becomes a white dwarf. Astronomers are doing just…
The “Rocknest” site has been Curiosity’s laboratory for the past few months. NASA/JPL-Caltech/Malin Space Science Systems

NASA’s Curiosity shows there’s more to life than life

The Curiosity rover has landed on Mars, driven around, started its scientific mission and, as of 4am today (AEDT), started reporting integrated science results. In a news conference at the American Geophysical…
We can learn a lot about the conditions life can endure by looking under the ice of Antarctica. Eugene Kaspersky

A life less ordinary: looking under the surface of Lake Vida

The search for life in extreme environments is an exploration not only of the robustness of earthly life, but also of our origins. And perhaps the biggest question here is whether the earth is a unique…
We’re a long way off finding little green men, but we might find evidence of life on Mars within a year.

Life on Mars: just add carbon and stir

The building blocks of life have been discovered on Mars … in Martian meteorites that fell to Earth. Let me rephrase that: according to a paper by published in Science Express on Friday, meteorites from…

Research and News (1)

Research Briefs (2)

Super Earths could not sustain life

Rocky planets larger than Earth could not sustain life because their thick, crushing hydrogen atmospheres would be deadly…