18 Results for nearly 50

U.F.O., extra terrestrials and aliens do they really exist? Is there a government conspiracy? Why can so many people swear to have been abducted or seen flying saucers and all describe the same thing and be wrong? For many years people have been fascinated with creatures from other planets. Many...
In London researchers have found that the universe is growing faster than what they thought. At first, they thought that it was growing too slow, then it was speeding up, and now they are saying that it is speeding up way too fast for us. The reason they have found this out is because researc...
The Solar System consists of the Sun, the nine planets and their satellites; the comets, asteroids, meteoroids, and interplanetary dust and gas. It is composed of two systems, the inner solar system and the outer solar system. The inner solar system contains the Sun, Mercury, Venus, Earth and Ma...
Global Warming Human kind has entered a brand new relationship with the earth. The constant and increasing pressures we are exerting threaten our planets ability to sustain life itself. Change-in the way we think , and in the way we live-is need...
Global Warming Human kind has entered a brand new relationship with the earth. The constant and increasing pressures we are exerting threaten our planets ability to sustain life itself. Change-in the way we think , and in the way we live-is needed now. Global warming is the most urgent envi...
THE 1908 SIBERIAN EXPLOSION Not much is known about the Tunguska explosion and many scientists have different opinions and theories about what could have caused such mass destruction. Pictures or painting of the event are unavailable because of the isolated area and early date of this occurrence...
It is always easy to read or write a science fiction book where you either are asked to "just accept it" or you ask your reader to do so. It goes without saying that this rule must ring true with moviemakers and their audiences. Such was the case with director Paul Verhoeven, who is reno...
Have you noticed that the summers have been getting a little warmer? Have you noticed that the winters are not as long as they used to be? Or that the winters are not quite as cold? Have you wondered why? It's due to the greenhouse effect. What's the greenhouse effect? The green hou...
The question of a higher power has been one that humankind has been trying to answer for ages. Is the universe a collection of random products of other random events? Or is there order and structure to it, suggesting a created universe? Many academics and laypersons have tried to prove the exist...
Scientists and geologists often discuss issues concerning the environment on Earth. What causes the greenhouse effect and global warming are issues that geologists talk about all the time. Global warming is the term used to describe increases in the temperature of the Earth. The greenhouse effect i...
Environmental Changes Weather changes all the time. The average patter of weather, called climate, usually stays pretty much the same for centuries if it is left to itself. However, the earth is not alone. People are taking actions that can change the earth and its climate in important ways. ...
I am often asked this question by members of the general public, and, since I am known to most people who meet me as an enthusiast for space exploration and colonization as well, the question is put to me even more forcefully. Let us face this question head on. Firstly, there are several lessons to...
Global warming is the heating of the earth. This heating occurs because of the greenhouse effect. The greenhouse effect is when carbon dioxide and other gases (methane and nitrous oxide) trap energy from the sun in our atmosphere. Most of the energy we receive from the sun is absorbed by the sur...
#1) (A) Issac Newton's Law of Universal Gravitation is: Two bodies attracted to each other with a force that is directly proportional to the product of their masses and inversely proportional to the square of the distance between them. This means that the further apart these two attracting bo...
ASTRONOMY 104 #1) (A) Issac Newton's Law of Universal Gravitation is: Two bodies attracted to each other with a force that is directly proportional to the product of their masses and inversely proportional to the square of the distance between them. This means that the further apar...
There are many things that we could do to help the environment. We need to help the environment because we live on earth, and this is the only place we can live on right now. If we treat it like the city dump it becomes dirty and unlivable. If we treat it well, the earth stays a clean place, perfe...
There are many things that we could do to help the environment. We need to help the environment because we live on earth, and this is the only place we can live on right now. If we treat it like the city dump it becomes dirty and unlivable. If we treat it well, the earth stays a clean place, perfe...
Climate switch Introduction What is the oceans role in climate? The oceans play a vital and pivotal role in the distribution of life sustaining water throughout our planet. 86% of the evaporation that occurs on earth is over the oceans. The oceans are the planets largest reservoir of water tr...