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Human World

Screen Shot 2014-10-28 at 4.42.41 PM
Science Wire | Oct 31, 2014

Why do we scream?

Despite our fascination with screams, science knows relatively little about them. The psychology of screams …

Photo via Kurt Magoon on Flickr
Tonight | Oct 31, 2014

Halloween derived from ancient Celtic cross-quarter day

Yes, Halloween is an astronomical holiday.

Marfa lights viewing area this way
Blogs | Oct 30, 2014

Ghost lights: Believe if you dare

In folklore, ghost lights were strange lights seen over swamps or bogs. But we’re more sophisticated today. Aren’t we?

Transmission electron micrograph of an Ebola virus virion. Image credit: Frederick Murphy / CDC.
Science Wire | Oct 29, 2014

Ebola is at least 16 million years old, says study

Ebola’s first documented outbreak was in 1976. But the Ebola virus family has been around for 16 to 23 million years, says new research.

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Science Wire | Oct 28, 2014

Spectacular explosion at launch for Antares rocket

Watch the NASATV live broadcast of the catastrophic launch failure. The rocket was bound for the International Space Station, loaded with supplies.

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Science Wire | Oct 28, 2014

Exciting Rosetta space mission inspires a magical short film

A very good 7-minute film, called Ambition. It’s not like any film about space exploration you’ve ever seen. The Rosetta comet mission lies at its heart.

Expect high tides to follow a supermoon
FAQs | Oct 27, 2014

When is the next supermoon?

2015 has 6 supermoons! The closest is the full moon on September 28, 2015, which will also undergo a total lunar eclipse.

Lightning helps Frankenstein come alive!
Blogs | Videos | Oct 27, 2014

Favorite scary weather scenes in horror movies

Are those loud rumbles of thunder – or pelts of hail hitting your roof and knocking on your windows – or a crazed psycho killer on the loose?

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Blogs | Oct 23, 2014

Fake image of India during Diwali versus the real thing

The Hindu festival of Diwali is October 23, 2014. It’s a festival of light! But not so much so that you can see the light of Diwali from space.

Original Iroquois League was known as the Five Nations
Blogs | Oct 22, 2014

Solar eclipse marked beginning of Iroquois Confederacy

A total solar eclipse of August 22, 1142 may have coincided with the birth of the Iroquois Confederacy, oldest democracy in North America and possibly on Earth.

1946 tsunami in Hawaii, via USGS
Science Wire | Oct 20, 2014

How often might Hawaii get a monster tsunami?

Scientists say that the tsunami that hit Japan in 2011 was a thousand-year event. A monster wave might strike Hawaii about as often.

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Science Wire | Oct 20, 2014

First-ever image of 5th order rainbow!

The fabled quinary or 5th order rainbow is made by sunlight reflected five times inside raindrops. Now, for the first time, we have an image of one.

Comet/Mars encounter on Oct. 19, via NASA.
Blogs | Oct 19, 2014

Comet Siding Spring’s near-miss of Mars was October 19

The close pass of Comet Siding Spring to Mars was exciting! Closest approach was October 19. Watch for photos from the event here at EarthSky.org.

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Videos | Oct 15, 2014

This hummingbird video will melt your heart

Hummingbirds playing in a fountain. Toward the end, listen for the little clicks and chirps.

M.A. Cabrera Luengo/Flickr
Science Wire | Oct 13, 2014

Largest-yet study describes near-death experiences

Tunnels ending in light, your life flashing before you, out-of-body sensations. Near-death experiences merit further study without prejudice, these researchers say.

Earth and moon from Mercury's orbit
Science Wire | Oct 11, 2014

MESSENGER spacecraft sees lunar eclipse from Mercury

The MESSENGER spacecraft, now orbiting Mercury, caught the images to make this movie of last Wednesday’s lunar eclipse. See Earth and moon from Mercury!

Super Typhoon Vongfong near its peak intensity. Image Credit: VIIRS Infrared Imagery/NOAA
Blogs | Oct 10, 2014

Typhoon Vongfong approaching Okinawa

Typhoon Vongfong will push into Okinawa later today (October 10, 2014) as a Category 2 or 3 storm with winds greater than 100 mph.

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Science Wire | Oct 08, 2014

Video: Amazing energy facts

Watch a fun new video from the asapSCIENCE guys.

Lunar eclipse illustration courtesy of Luc Viatour
FAQs | Oct 07, 2014

What is a Blood Moon?

A lunar tetrad – four total lunar eclipses in a row – began on April 15, 2014. The last total lunar eclipse happened on October 8, 2014, and the next will take place on April 4, 2015.

Deborah Byrd
Science Wire | Oct 07, 2014

Join EarthSky’s Deborah Byrd at online viewing of total lunar eclipse

Slooh.com invites stargazers worldwide for an online viewing of the total eclipse of the moon on October 8. Deborah Byrd will be on hand as a special guest.

Kinshasa's railways helped to make it on of Africa's best connected cities. Photo credit: Atlas du Congo Belge et du Ruanda-Urund
Science Wire | Oct 06, 2014

AIDS pandemic origin was 1920s Kinshasa, says study

Between the 1920s and 1950s, a perfect storm of population growth, sex and railway links let HIV to spread from Kinshasa in Africa, across the globe.