Remember back in 2008 when the Phoenix lander on Mars scraped away a few inches of rust-colored regolith to reveal…
Over the years, scientific estimates of potential intelligent life in our galaxy have ranged widely. Some estimates say just one…
Exoplanets are often considered potentially habitable if they could have liquid water. But the necessities of biology set the habitability…
What do coal, crude oil, and truffles have in common? Go ahead. We'll wait. The answer is thiophenes, a molecule…
The title of Earth's Earliest Life has been returned to the fossils in the Pilbara region of Australia. The Pilbara…
People are always worried that alien civilizations will detect the transmissions from our old radio shows and television broadcasts, and…
The ‘Language in the Cosmos’ symposium Three times in October, 2017 researchers turned a powerful radar telescope near Tromsø, Norway…
Is there any way we can hope to communicate with aliens? Will they have a concept of language as we…
Kurzgesagt just released a new video all about the Great Filter. It's great, and it's unsettling.
When astronomers scan the atmospheres of other worlds, they’ll be looking for gases to confirm that yes, indeed, there’s life…