Flights of fancy: defying gravity by design & evolution

Dreams of flying

What is flight good for?

If flying is so great, why do some animals lose their wings?

Flying is easy if you are small

If you must be large and fly, increase your surface area out of proportion

Unpowered flight: parachuting and gliding

Powered flight and how it works

Powered flight in animals

Be lighter than air

Weightlessness

Aerial plankton

'Wings' for plants

Differences between evolved and designed flying machines

What is the use of half a wing?

The outward urge: beyond flying.