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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.

humingbird-fountain-video-still
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.

Screen Shot 2014-10-08 at 9.27.24 AM
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.

Image via and solarwinddepot.com
Science Wire | Sep 30, 2014

Wind and solar energy capacity catching with nuclear power

The Worldwatch Institute quantifies the steady decline of nuclear energy’s share of global power production, and renewable energy’s increased share.