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Dark Energy Has Not Changed In Billions Of Years

Space


Photo credit:

Optical/X-ray image of one of the clusters in the study MS 1455.The X-ray emission is shown as a pink halo. NASA/Chandra

The expansion of the universe is due to dark energy, a mysterious form of energy that surrounds us and permeates the entire cosmos. 27 more words

Science

Japan’s Troubled X-Ray Satellite Is Dead

Space


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Farewell, friend. Akihiro Ikeshita/JAXA

The Japanese Space Agency, JAXA, has announced that it is not possible to recover its ASTRO-H X-ray astronomy satellite, Hitomi. 26 more words

Science

The Origin Of Earth's Oldest Crystals Has Been Revealed

Environment


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It seems that the oldest zircons had a particularly fiery, fast-moving progenitor. sdecoret/Shutterstock

Around 4.6 billion years ago, the world was a magmatic ocean, with chunks of… 39 more words

Science

Origins Of Authority Traced Back To Ancient Peru

Editor's Blog


Photo credit:

The site of Chavín de Huántar, which Rick and his team have studied for 20 years. GFDL/Wikimedia Commons. Public Domain

Whether it’s a president, prime minister, monarch, or emperor, it is always assumed that societies need a leader.  52 more words

Science

Watch What Happens When A Cat Tries To Eat A Live Octopus

Plants and Animals


Photo credit:

YouTube

This poor moggy had an unexpected shock when he attempted to capture and eat a live octopus. 

 

 

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Science

Science is Mankind's Brother

The Best American Science and Nature Writing 2012
Dan Ariely, Guest Editor; Tim Folger, Series Editor

Human beings love patterns. We seek them even when they don’t exist. 888 more words

Books

Are There Barbarians at the Gates of Science?

ILLUSTRATION BY FRANCESCO IZZO

The increasingly complex border between science and society is changing both.

BY ROBBERT DIJKGRAAF

Alessandro Baricco paints a lively portrait of the modern-age barbarian in his 2014 book, The Barbarians… 803 more words

Visions