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Latest John P. Millis Stories

earth rotation ask a scientist
2014-05-12 13:43:55

This article is the latest installment in a new series where redOrbit's in-house experts will answer questions submitted by you, the reader. This week's question: "Why does earth rotate?" Our resident expert explains.

Currie Celestial Body_010914
2014-01-09 15:42:28

Located about 440 light-years from Earth is a strange object that has properties of both a star and a planet.

Searching For Water Around Other Stars
2013-07-05 04:46:26

Astronomers search for planets using several different techniques; the most popular of which is to measure how a star "wobbles." As the surrounding planets orbit the star, their gravitational fields will cause the star to shift back and forth in response.

First Biological Evidence Of Ancient Supernova
2013-05-09 09:20:27

However, in 2004 scientists unexpectedly found an ancient iron radioisotope in the Earth’s crust along the ocean’s floor. Geological dating indicates that the iron had been embedded for about 2.2 million years.

What Is Dark Matter Podcast
2013-02-27 13:12:35

In today's Your Universe Today Podcast, Harvard-Smithsonian astrophysicist Dr. Matthew Walker explores the question: "What is Dark Matter?"

the search for dark energy
2012-12-13 09:22:27

In 1998 scientists measuring the expansion of the Universe made a startling discovery: the Universe is accelerating. Previously, researchers believed that the expansion of the Universe would eventually slow under the influence of gravity.

Ask An Expert – The Woodward Effect
2012-11-26 08:05:01

The Woodward effect is one of many effects that can be derived from the framework of general relativity. The mathematics can be somewhat opaque and so it can be difficult to determine if the resulting effect is a physical, or purely mathematical construct.


Word of the Day
shavie
  • A trick or prank.
The word 'shavie' is related to 'shave'.