Science
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Like positive and negative or debit and credit matter and antimatter are equal and opposite. So if matter falls down d...View full lesson
When ultraviolet sunlight hits our skin it affects each of us differently. Depending on skin color itll take only minu...View full lesson
Would you like to know whats in our future Whats going to happen to humanity tomorrow next year or even a millennium f...View full lesson
Weve all had the experience youre walking across a soft carpet you reach for the doorknob and ZAP. But what causes th...View full lesson
Homers Odyssey recounts the adventures of the Greek hero Odysseus during his journey home from the Trojan War. Though ...View full lesson
The first encyclopedia contained 70000 entries and over 20000000 words. It was broken into 35 volumes written over the...View full lesson
One could say that snowflakes are simply frozen water but if you compare a snowflake to an ice cube youll notice a bi...