CHARLESWARDLE.COM

This post is part of the ‘Learn Biology’ series
People tend to be curious about the world around them and interested in explaining how and why things happen. The scientific method helps us in accurately understanding the world around us.
Descriptive Science
Descriptive science is about describing natural structures and processes through careful observation and analysis of [...]

Pervez Amirali Hoodbhoy: “Islam and Science Have Parted Ways”
Middle East Quarterly
Winter 2010, pp. 69-74
Pervez Amirali Hoodbhoy (b. 1950) is one of South Asia’s leading nuclear physicists and perhaps Pakistan’s preeminent intellectual. Bearer of a Ph.D. from the Massachusetts Institute of Technology , he is chairman of the department of physics at Quaid-e-Azam University in Islamabad [...]

BestOfScience

This post is part of the ‘Learn Biology’ series
There is consensus amongst biologists that evolution is the core theme of biology. To quote one of the founders of modern evolutionary theory, Theodosius Dobzhansky:
Nothing in biology makes sense except in the light of evolution.”
Organising the Diversity of Life
Diversity is one of the most notable characteristics [...]

Part of the ‘Learn Biology’ series
Reaction = process of changing one chemical substance into another
Sometimes biological systems require more of something; sometimes they require less of something.
If you know something of economics you could think of it as a supply-and-demand economy.
For example:
When you are exercising your muscle cells require more energy.
This energy [...]

Inside a dividing cell you can see structures called chromosomes. Have a look at the first image in this previous post. In that photo the chromosomes have been stained with a blue-glowing dye.
A chromosome is formed from a very long molecule of DNA and its associated proteins. The chromosomes contain almost all [...]

Cells are the smallest units of life (unless you consider viruses to be alive). All the activities of organisms, including what you are doing right now, are based on the activity of cells.
The division of cells to make new cells is the basis of how all organisms reproduce. Cells divide to form the [...]