Abu Ja'far al-Khwarizmi
Abu Ja'far al-Khwarizmi was an Arab mathematician who lived between AD 780
and 850. At a time when the spread of ideas was difficult, al-Khwarizmi wrote a book which contained many important mathematical concepts of the Middle East.
This book changed all of European mathematics, introducing the decimal system and rules for doing algebra.
Shop Windows to the Universe Science Store!
Our online store
includes issues of NESTA's quarterly journal, The Earth Scientist
, full of classroom activities on different topics in Earth and space science, as well as books
on science education!
You might also be interested in:
Thomas Edison was an American inventor who lived between 1847-1931. He is most famous for inventing the light bulb, which produced light using electricity. But during his life, Edison patented over a...more
Williamina Paton Stevens Fleming was a Scottish-American astronomer who lived from 1857-1911. She discovered 10 of the 24 novae then known. Novae are stars that suddenly become very bright then fade over...more
Jocelyn Bell Burnell is a British astronomer who was born in 1943. She discovered pulsars in 1967. Pulsars are stars that send out radio waves at even intervals of time, for example, one every second....more
In Africa, trees are being cut down. This means that forests are destroyed. Scientist Wangari Maathai works to stop the destruction of forests in Kenya and in other places in Africa. She doesn’t stop the...more
Climate puzzle pieces are hidden in many obscure places around the globe including in the ocean sediments that have accumulated over recent and distant past. Removing these treasure latent cores from the...more
Being a scientist is fun. You get to do experiments and think of reasons why things might be happening a certain way. Being a scientist is also hard work. After a scientist comes up with a reason why something...more
Since I can remember, I have always been wet. And the sound of the ocean has always softened me immensely and at the same time wakened me for new adventures. As the only boy in my family, my dad was my...more