The power of the Earthrise.
The first generation of spacefarers realised that Earth binds our planetary civilisation into a coherent whole. When, if ever, will politics catch up?
US F/A-18 footage of a UFO (circled in red).
Creative Commons Attribution-Share Alike 4.0 International license.
About 5 percent of all UFO sightings cannot be easily explained by weather or human technology. A physicist argues that there's compelling evidence to justify serious scientific study and that the skeptics should step aside – for the sake of humanity.
Lynn Margulis receiving the National Science Award from U.S. President Bill Clinton in 1999.
Lynn Margulis (1938-2011) was a courageous scholar whose remarkable work on the role of symbiosis in evolution stands as a magisterial contribution of science.
Jodie Foster in Contact.
It is the 20th aniversary of Carl Sagan's sci-fi film, Contact - and a great time to celebrate its legacy and revisit its main premise of Science vs. Religion.
What message would you send to outer space?
Humanity is the real target for these recordings which continue to inspire us to better understand ourselves and our place in the cosmos.
Will Bill Nye’s new show find a wider audience than Neil deGrasse Tyson’s ‘Cosmos’ did?
Vince Bucci/Invision for the Television Academy/AP Images
Popular programming that focuses on science tends to not actually be all that popular. Bringing in new audiences who aren't already up to speed on science topics is a challenge.
The idea that there’s a moral imperative for humans to expand beyond Earth is echoed by influential proponents of space exploration.
Technology had enabled humans to explore the deep sea, the Earth's poles, and outer space. But we shouldn't forget historical lessons about frontiers in the process of traversing them.