Explanation of the Doppler Effect concept
Definition of Cepheids, their subclasses, and important astronomical concepts they have helped us discover.
Web applications developed by NASA to explore the surface of planet Mars.
As much as we're hyped up about discovering the closest thing to Earth in the big universe, let's run through the facts
As New Horizons spacecraft flew by Pluto a few days ago, here are some of the first impressions we've received.
Hubble's revisit of the NGC 6240 reveals the reason behind the tangled region of the galaxy
About the life of the people of Sodom and Gomorrah, from Genesis and other ancient texts
Incas were the largest empire in pre-Columbian America, with its boundaries stretching much farther than Peru today.
Here are some differences between the ancient religious writings and Genesis, which hopefully answers the question whether Bible copied from
Empress Helena, pioneered legalization of Christianity in the Roman empire, visited and restored holy places in Jerusalem, had a city named
Phoenicians were people of eastern Mediterranean, occupying the region of modern-day Israel, Syria, and Lebanon, before Israelites settled i
The kingdom of Assyria existed in the Mesopotamian region as early as 2000 B.C. During the tenth century B.C., they began expanding their te