Why do we see only one side of the Moon?

You have probably heard references been made to the “dark side” of the Moon – there’s even a Pink Floyd album with that name. But, in fact, there’s no “dark side” of the moon. Because our satellite is not illuminated by the Earth, it is illuminated by the Sun. All the surface of the moon gets lit by …

Top 10 Most Powerful Earthquakes in Recorded History

Here are the top ten most powerful earthquakes (by the Moment magnitude scale, MMS; denoted as Mw or M) in recorded history, according to the United States Geological Survey (USGS), a scientific agency of the United States government.

NASA Detects a Human-Made Barrier Surrounding Earth

We, humans, are changing our planet drastically that scientists say the world entered a completely a new geological era called “Anthropocene”. But, it seems we are not shaping only the surface and the atmosphere of Earth, human activities are changing our near-space environment as well. The change is so big that NASA’s Van Allen probes have …

Jeff’s Earth – Amazing HD Video from the ISS

On his most recent trip to the International Space Station (Expedition 48), recently-retired NASA astronaut Jeff Williams has recorded a great HD video of Earth (titled Jeff’s Earth) using an Ultra High Definition video camera. Here in the video titled “Jeff’s Earth” below, he shares some of those images and talks about the beauty of the …

What would the Earth be like if humans never existed

Around 4 millions year ago, the ancestors of humans and chimpanzees diverged, genetic evidence suggests. What, if the chimpanzee-human last common ancestor (see notes 1) would suddenly die before giving birth to any babies? What would the Earth be like if humans never existed? Researchers from Aarhus University in Denmark demonstrated that the Earth without …

Great American Total Solar Eclipse 2017

There will be a total solar eclipse on Monday, Aug. 21, 2017, and the United States will be the best country to watch. It will be also the first total solar eclipse to go coast to coast in the U.S. in 99 years. From Oregon to South Carolina, 70-mile Moon-shadow will race across the U.S. …

Earth and Moon, as seen from Mars

Recently, NASA published an amazing image of Earth (and Moon) from Mars, taken on November 20, 2016, by the High-Resolution Imaging Science Experiment (HiRISE) camera (see notes 1) on NASA’s Mars Reconnaissance Orbiter (see notes 2). The image is so incredibly detailed that we can see even the continents and clouds of Earth.

Top 10 Most Beautiful Earth Images Taken From the International Space Station in 2016

Here are the top ten most beautiful Earth photos taken by the astronauts aboard the International Space Station (ISS) in 2016.