APOD: 2023 September 17 Б Moon Mountains Magnified during Ring of Fire Eclipse
16.09.2023

What are those dark streaks in this composite image of a solar eclipse? They are reversed shadows of mountains at the edge of the Moon. The center image, captured from Xiamen, China, has the Moon's center directly in front of the Sun's center.

The Holographic Principle
30.04.2002

Is this image worth a thousand words? According to the Holographic Principle, the most amount of information you can get from this image is about 3 x 10⁶⁵ bits for a normal sized computer monitor.

Total Solar Eclipse Shadow from a Balloon
26.08.2018

Where were you during the Great American Eclipse of 2017? A year ago last week, over 100 million of people in North America went outside to see a partial eclipse of the Sun, while...

The Moon During a Total Lunar Eclipse
24.05.2021

How does the Moon's appearance change during a total lunar eclipse? The featured time-lapse video was digitally processed to keep the Moon bright and centered during the 5-hour eclipse of 2018 January 31. At first the full moon is visible because only a full moon can undergo a lunar eclipse.

The Holographic Principle
15.12.2007

Is this picture worth a thousand words? According to the Holographic Principle, the most information you can get from this image is about 3 x 10 65 bits for a normal sized computer monitor.

The Holographic Principle
18.05.2003

Is this image worth a thousand words? According to the Holographic Principle, the most information you can get from this image is about 3 x 10⁶⁵ bits for a normal sized computer monitor.

Elements in the Aftermath
31.07.2019

Massive stars spend their brief lives furiously burning nuclear fuel. Through fusion at extreme temperatures and densities surrounding the stellar core, nuclei of light elements ike Hydrogen and Helium are combined to heavier elements like Carbon, Oxygen, etc. in a progression which ends with Iron.

The Holographic Principle
29.01.2005

Is this image worth a thousand words? According to the Holographic Principle, the most information you can get from this image is about 3 x 10 65 bits for a normal sized computer monitor.

The Holographic Principle
13.09.2009

Is this picture worth a thousand words? According to the Holographic Principle, the most information you can get from this image is about 3 x 10 65 bits for a normal sized computer monitor.

The Holographic Principle and a Teapot
2.10.2021

Sure, you can see the 2D rectangle of colors, but can you see deeper? Counting color patches in the featured image, you might estimate that the most information that this 2D digital image can hold is about 60 (horizontal) x 50(vertical) x 256 (possible colors) = 768,000 bits.