Wednesday, October 31, 2018

Oct 31 - Halloween Scream

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Around Halloween, some people love to head to haunted attractions like this one in an old Cincinnati schoolhouse. Image via John Minchillo/AP/The Conversation.
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Why do we love to scream?
We love watching horror movies and getting scared in haunted houses. But why? This scientist has spent the past 10 years investigating just this question. Read more.
Tricks that animals play
Trick or treat! Here are 3 animals that excel at playing tricks on others - and not just on Halloween. Read more.
Parker solar probe becomes closest-yet spacecraft to sun
This week, the Parker Solar Probe, launched August 12, broke the record for closest approach to the sun by a human-made object. Read more.
The moon phase is last quarter
That means this Halloween evening will be moon-free. A last quarter moon rises around midnight and sets around noon the following day. Read more.
Today … Moon's farthest perigee of 2018
Perigee means the moon is closest to Earth for the month. Apogee means it's farthest from Earth for the month. If you're game, we'll share a secret with you about why a quarter moon at perigee is farther away usual. Read more.

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Zoom in on the Ghost Nebula
Nebula IC 63 - in the direction of our constellation Cassiopeia - is slowly dissipating under the influence of ionizing ultraviolet radiation from a hot, luminous variable star, known as Gamma Cas. Image via NASA/ESA/Hubble. Read more.
Pleiades star cluster, aka Seven Sisters
Halloween originated in part from an old Druid rite connected with the Pleiades. They thought the veil between life and death was thinnest when the Pleaides reaches its highest point in the sky at midnight, around October 31 every year. Photo by Ernie Rossi in Florida. Read more.
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