Catalyst Volume 24 Issue 1

This issue of Catalyst contains the following articles:

How the Leopard Gets Its Spots

This article looks at Turing mechanisms as a way of explaining how patterns such as spots and stripes develop as an animal grows.

What is Science Communication?

This article explores where Science Communication came from, how it has grown and why it has an important role to play in helping people to learn about science.

Working in Science Communication

Six people whose work can be described as ‘communicating science’ reveal the great variety of career paths in this area.

Balloons in Space

In Antarctica, a balloon is launched to investigate the Earth's radiation belts.

Launching a Balloon to the Edge of Space

This article looks at a school project which involved launching a weather balloon high into the atmosphere carrying measuring instruments.

Magnificent Magnetic Bacteria

This article explores bacteria which produces magnetic particles which may be useful for future computer memory devices.

Birth of an Orchid

This article looks at orchids, their breeding, and why they have great commercial value.

Orchids and Insects

This article explains how orchids have evolved over millions of years to have a close relationship with the insects which pollinate them.

Catalyst is a science magazine for students aged 14-19 years. Annual subscriptions to print copies of the magazine can be purchased from Mindsets.



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Balloons in Space

The Big Picture on pages 10-11 of this issue of Catalyst shows scientists in Antarctica launching a balloon which will travel up through the atmosphere to a height of 34 km above the Earth’s surface. This balloon is part of NASA’s BARREL mission, probing the radiation belts which surround the Earth.