We’ve all heard the expression “once in a blue moon,” but have you ever stopped and thought to yourself, “What is a blue moon?” and “How rare are they actually?” Well, a blue moon happens when there are two full moons in one month. The second one is called a blue moon, and they happen about […]
We’ve all heard the expression “once in a blue moon,” but have you ever stopped and thought to yourself, “What is a blue moon?” and “How rare are they actually?” Well, a blue moon happens when there are two full moons in one month. The second one is called a blue moon, and they happen about […]
Set to the music of Igor Stravinsky, this epic video, narrated by renowned astrophysicist Neil deGrasse Tyson explains the history of our universe. The video seen by more than 800,000 people covers everything from how the universe began to the spontaneous creation and dissolution of black holes. He gives a great explanation of how the sun and […]
Climate change may cause gender switching. Now, there’s a line to motivate conservative politicians to cut carbon pollution. Extreme heat caused by climate change may eliminate male bearded dragons. Photo credit: Arthur Georges Let me explain. A team of ecologists has proven that temperature, not just genetics, plays a role in determining the sex of […]
The planet’s great subterranean stores of water are running out—and nobody can be sure how much remains to supply billions of people in the future. Satellite instruments used to measure the flow from 37 underground aquifers between 2003 and 2013 have revealed that at least one-third of them were seriously stressed—with little or almost no […]
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