Hope, Not Evidence, Drives Astrobiology

Earth-size exoplanets are not evidence for alien life. They are evidence for orbiting bodies.

Only Earth Is a Life Haven

Here are more discoveries that make it reasonable to think complex life is rare in the universe, and might be unique to Earth.

Why Chernobyl Neighbors Are Not Dying

Surprising scientists, both people and animals are doing OK around the world's worst nuclear accident site.

Astrobiology: The Joy of Being Wrong

An astrobiologist looks forward to the day when everything he says is totally wrong.

Animal Superheroes

Here are some animals, some common and some little-known, whose abilities astonish scientists.

Fossil Plant Soft Tissue Didn't Evolve

Original material in a fossil has been detected, this time from a leaf that is identical to modern leaves despite an alleged 50 million years.
Page 1 of 11
All Posts by Date