Why Were Fruit Flies the First Animal in Space?

In 1947, U.S. military scientists launched the very first Earth animals into space: fruit flies. But why these diminutive bugs in particular? Learn about their trip to the final fronteir in this episode of BrainStuff.

Why Are Stars and Planets Nearly Spherical?

Planets and stars are basically spheres, but why? We explore the science in this episode of BrainStuff.

Could Human Waste Feed Astronauts?

It sounds gross, but stick with us: Researchers are working on recycling astronauts' waste into food for edible stuff. Learn how (and why) in this episode of BrainStuff.

How Do Astronauts React to Lunar Landing Conspiracy Theories?

Fringe theorists sometimes question whether the 1969 moon landing actually happened. In this episode of BrainStuff, we explore how astronauts Neil Armstrong and Buzz Aldrin have reacted when asked whether it's all a conspiracy.

Could Colonists Dig Up Ice on Mars?

Spoiler Alert: Yes. Researchers have found nearly pure water ice just below the surface of Mars, in regions easy to reach by human explorers or colonists. Learn more in this episode of BrainStuff.

What Do (and Don't) We Know About the Pentagon's UFO Program?

Over the years, the U.S. government has funded several programs that investigate alleged UFO sightings. How much does the public know about what they found?

Could This Newly Discovered Planet Harbor Life?

An Earth-sized planet only 11 light years away might have the right conditions to sustain life as we know it, despite its star having some strange qualities.

How Fast Can We Take a Picture of the Entire Sky?

A new robotic camera is set to change what we know about outer space by capturing huge images of the night sky. Learn more on BrainStuff.

Harpooning Space Trash, Comets and Asteroids