SXSW: The 34 military and intelligence veterans interviewed about their knowledge of alien encounters offer the most convincing argument you can make without showing any actual evidence. It’s ironic ...

These would also have been the same aliens or lost civilizations that had technology far beyond today’s cutting edge, putting Europe’s fledgling civilization to shame. Hence people keep ...

Are we alone? Scientists investigate the rarity of life on Earth-like planets with groundbreaking telescopes and methods.

It will be essential for us as a species to maintain superiority, but [...] we are not the pinnacle of creation,” he says.

Fossil fuels powered the industrial revolution. Would aliens need a similar power source to jump-start a technical revolution ...

Recent discoveries on Mars have sparked excitement in the scientific community as NASA’s Mars Reconnaissance Orbiter (MRO) ...

A recent study reveals that certain configurations of artificial spheres and rings around binary stars could be stable. The work of Colin McInnes, published in the Monthly Notices of the ...

The position of this Great Filter, as he named it, is critically important as we contemplate the future of humanity. If the ...

A new suggestion that complexity increases over time, not just in living organisms but in the nonliving world, promises to ...

So the odds that we will overlap in time and space with a detectable alien civilization don't seem great. There is probably no single solution to the Fermi Paradox The "great silence" is the idea ...