Groups & Clusters of Galaxies
Galaxy clusters are the largest gravitationally bound objects in the universe. They have three major components: (i) hundreds of galaxies containing stars, gas and dust; (ii) vast clouds of hot (30 - 100 million degrees Celsius) gas that is invisible to…
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Geology
Tornadoes
Tornadoes are perhaps one of the most terrifying manifestations of weather. Luckily for the rest of the world,…
Astronomy
Is There Weather In Space?
Space weather occurs in the area between the Earth and the Sun and refers to the disturbances and storms that…
Biology
Endangered Species - The Hawksbill Turtle
The hawksbill turtle's status has not changed since it was listed as endangered in 1970. It is a solitary…
Chemistry
Was Popeye Wrong?
When you think of Popeye the Sailor what is the first thing that comes to your mind? It is probably spinach.…