Science & Environment - Page 77 of 81

To dam or not to dam?

After 150 years of dam-building in Australia, we wonder if dams cause more problems than they solve?

The human race keeps multiplying and environmental impact will continue to grow as a result, writes Peter Meredith.

A creative way of representing a mathematical principal has led to the creation of some crafty corals.

Dust storms are nothing new to Australia, despite the alarm felt by Sydneysiders when a red haze descended.

Keeping your cool when extreme temperatures suck moisture from the body can mean life and death.

Colonial heritage, geographical isolation and resourcefulness are a few possible reasons why Aussies are top inventors.

Often unexpected, a tsunami can strike with deadly force, obliterating entire towns. Could yours be next?

Australia has 30 impact craters out of 176 recognised worldwide. See our gallery of some of the best.

From killers of the freezing Antarctic wastes to titanic herbivores, Australian dinos are being dug up in great numbers.

A decade has passed since water returned to the degraded Snowy River. Will this once mighty icon ever recover?