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Human World

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 the night of April 14-15. The next one will be on the night of October 7-8.

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.

Image credit: Deisseroth Lab
Science Wire | Sep 29, 2014

Video: New 3D look at brain circuitry

New imaging technology provides unprecedented 3-D views of an intact brain’s neural structure and its vast internal connections.

people-population-cp
Science Wire | Sep 29, 2014

World population unlikely to stabilize in this century

Experts used “scenarios” to suggest global human population will stabilize around 9 billion by about 2050. A new statistical analysis tells a different story.

antarctica-ice-9-19-2014-cp
Science Wire | Sep 27, 2014

Why is Antarctic sea ice increasing as Arctic sea ice declines?

Arctic sea ice continued its long-term decline in 2014. Meanwhile, sea ice on the other side of the planet was headed in the opposite direction. Why?

Image via rapgenius.com
Blogs | This Date in Science | Sep 27, 2014

This date in science: E=mc2

Mass and energy are interchangeable.

Storm surge from Hurricane Dennis on July 10, 2005, near Panacea, Florida.  Photo via USGS
Science Wire | Sep 23, 2014

History of storm surge in Florida strongly underestimated

Northwestern Florida was thought to get hit by a hurricane with a five-meter (16-foot) storm surge every 400 years. In fact, the frequency may be every 40 years.

Pablo Neruda as a young man.   Read more.
Sep 23, 2014

This date in science: Pablo Neruda and the beauty of the universe

Astronomical imagery often figured in the poetry of Pablo Neruda. Today, with the help of Michael West of Maria Mitchell Observatory, we honor that connection.