
Earth
Get flash to fully experience Pearltrees
Top 10 Amazing Earth Facts
10 More Amazing Weather Phenomena
by JFrater On our previous list, Top 10 Amazing Natural Wonders , we covered a variety of amazing places. With this list we are showing some more amazing wonders which are less about places and more about formations and events. Be sure to add your own favorites to the comments for all to enjoy – preferably with links to images. An ice circle is a rare phenomenon that occurs in slow moving water in cold climates.
10 More Amazing Wonders of the Natural World
Top 10 Unusual Islands
10 Strange Things About The Universe
Nemesis (hypothetical star) - Wikipedia, the free encyclopedia
Artist's conception of Nemesis as a red dwarf seen from a nearby debris field with the Sun visible in the center. Nemesis is a hypothetical hard-to-detect red dwarf star, [ 1 ] white dwarf star [ 2 ] [ dubious ] or brown dwarf , [ 3 ] originally postulated in 1984 to be orbiting the Sun at a distance of about 95,000 AU (1.5 light-years ), [ 3 ] somewhat beyond the Oort cloud , to explain a perceived cycle of mass extinctions in the geological record , which seem to occur more often at intervals of 26 million years. [ 4 ] [ 3 ] As of 2011 [update] , over 1300 brown dwarfs have been identified and none of them are inside the Solar System. [ 5 ]Top 10 Plants That Will Kill You
by Christine Vrey Ok, I know I wasn’t supposed to do any more plant lists, but I couldn’t help myself. By killer plants I do not mean as in Top 10 Carnivorous Plants , plants that kill little insects, and the occasional rat, but plants that are well known to kill people. All plants contain some toxins as protection against predators.What is an eclipse of the Sun? What causes eclipses and why? How often do eclipses happen and when is the next eclipse of the Sun? You'll learn the answers to these questions and more in MrEclipse's primer on solar eclipses.
Solar Eclipses for Beginners
The Motion In The Ocean: How Waves Are Formed | Sloshspot Blog
There's motion in the ocean, but where does it coming from? Waves are a beloved part of nature, but few know how they're actually formed. Some are big some are small, some are short, some are tall. So, if you've been wondering how the waves at your local beach are formed, look no further.Introduction An ocean tide refers to the cyclic rise and fall of seawater. Tides are caused by slight variations in gravitational attraction between the Earth and the moon and the Sun in geometric relationship with locations on the Earth's surface.
8(r) Ocean Tides
Places
In man’s search for mineral wealth, many enormous holes have been dug. In addition, nature occasionally produces some astounding holes. This list is a pick of the ten most spectacular natural or manmade holes in the face of the earth. Many thanks to rushfan for sending in the images for this list. Click the images for a larger view. Chuquicamata is an open pit copper mine in Chile.

