The recent photo of a black hole is something extraordinary. Here's why.
- Black holes are usually surrounded by disks of very, very bright, very hot material. And that's how we find them.
- Black holes themselves give off no radiation at all. Any light gets absorbed into the black hole — all forms of light, from gamma rays to radio waves.
- A black hole's gravity is so strong it actually bends space itself. What does this mean? There's no way to get out of the black hole — out of the event horizon — because space and time themselves are bent into the black hole.
ISS astronauts and NASA satellites capture amazing photos of the Raikoke volcano eruption.
A new study finds even simple, easy, appearance alterations fool people
- We're not as good at facial recognition as you might think.
- Who needs Mission Impossible latex masks?
- You can change your hair or make up and pass for someone else.
Think you've seen sand? You haven't seen sand.
- Microscopic photography exposes the beauty and strangeness of sand.
- Water wave action produces a startling variety of sand grains.
- That stuff between your toes is a lot more interesting than you might think.
These photos of scientific heroes and accomplishments inspire awe and curiosity.
- Science has given humanity an incalculable boost over the recent centuries, changing our lives in ways both awe-inspiring and humbling.
- Fortunately, photography, a scientific feat in and of itself, has recorded some of the most important events, people and discoveries in science, allowing us unprecedented insight and expanding our view of the world.
- Here are some of the most important scientific photos of history: