advertisement

Climate and pollution

Residents suffer as drought rages on

For thirsty Qwaqwa residents in the Free State, their next drink of water is more likely to come on wheels instead of from the tap as reservoir water levels run low.

Less rain for warmer earth

Climate scientists said they found evidence to back predictions for a future with lower average rainfall.

Sunlight can make fuel

Chemists at the University of California, Davis, have engineered blue-green algae to grow chemical precursors for fuels and plastics.

Climate change could breed new virus

It's possible that a serious mosquito-borne virus with no known vaccine or treatment could migrate from Central Africa and Southeast Asia to the United States within a year.

Sun in a jar

From security lighting to glowing portable “sun jars”, solar-powered lights have come of age as a practical, aesthetic addition to the 21st century home.

load more articles
advertisement

Live healthier

Dangerous winter sun »

Why female students ignore the risks of indoor tanning Can rooibos protect you from the effects of UVB exposure?

Skin cancer always a risk – even in winter

During winter, the risk of skin cancer doesn’t disappear. CyberDoc talks to us about when to see your doctor about a strange-looking mole or spot.

Did you know? »

The 5 saltiest foods may surprise you Craving salt? Your genes may be the reason

10 fascinating facts about salt

The one thing that fast foods, whether it be chips, hamburgers, pretzels or fried chicken have in common, is loads of salt.