On April 15th, starting at 2am EDT, if you're in North America be sure to go outside and marvel at the "blood moon." NASA provided a helpful video (below) to understand what makes this eclipse appear bright orange to deep red. (Maybe it should instead be nicknamed "blood orange"?) The rich hues come from the dispersed light of the Earth's sunrises and sunsets hitting the moon.
This stunning eclipse is just the first in a series of four consecutive total lunar eclipses, known as a tetrad. Starting Tuesday, there will be a "blood moon" roughly every six months. Over the next year and a half, expect a reddish moon also on the following dates: October 8, 2014, April 4, 2015, and September 28, 2015.
Image credit: Shutterstock
What can 3D printing do for medicine? The "sky is the limit," says Northwell Health researcher Dr. Todd Goldstein.
- Medical professionals are currently using 3D printers to create prosthetics and patient-specific organ models that doctors can use to prepare for surgery.
- Eventually, scientists hope to print patient-specific organs that can be transplanted safely into the human body.
- Northwell Health, New York State's largest health care provider, is pioneering 3D printing in medicine in three key ways.
Junk food causes weight gain, but it's not just about the calories.
If you don't want to know anything about your death, consider this your spoiler warning.
- For centuries cultures have personified death to give this terrifying mystery a familiar face.
- Modern science has demystified death by divulging its biological processes, yet many questions remain.
- Studying death is not meant to be a morbid reminder of a cruel fate, but a way to improve the lives of the living.
A DNA test promises to reveal your hidden history — but is it all smoke and mirrors?
Most people remember the emperor: a vain ruler, swindled into paying for a nonexistent magical garment, parades in public, only to be embarrassed by a little boy. To me, the story is really about the swindling tailors.
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