When the NASA Space Shuttle was flying, it carried a variety of scientific equipment for running experiments. One of these devices was an…
All life on Earth survives because of the sun. Plants use a process called photosynthesis to transfer energy from the Sun’s rays into the…
1992 First exoplanet to orbit a main sequence star is discovered by Aleksander Wolszczan. The first confirmed exoplanet is a ‘hot…
Astrobiology is asking three fundamental questions: 1. What is life? 2. Are we alone out there? 3. What is the future of humankind? “Are…
A new international study casts doubt on the leading theory of what causes ice ages around the world — changes in the way the Earth…
For more than 250 million years, four-limbed land animals known as tetrapods have repeatedly conquered the Earth’s oceans. These…
Surface meltwater regularly travels to the bottom of the Greenland Ice Sheet and lubricates the flow of the ice into the ocean, but new…
Plumes seen reaching high above the surface of Mars are causing a stir among scientists studying the atmosphere on the Red Planet On two…
Disagreements in how we use words can cause major confusion. Sometimes, someone uses the word “far” to mean 50 miles, and other times…
For several decades scientists have been interested in the ability of psychrophilic (cold- loving) microbial communities to degrade the…