Mail & Guardian
Mail & Guardian
Tim Radford

Creator

Tim Radford

Single-minded mayhem

The planet’s wild creatures face a new threat – from yuppies, empty nesters, singletons and one-parent families.Yuppie lifestyles are as much a threat to wildlife as…

A murder mystery in reverse

Deep Impact — the Nasa mission that notched a hole in a comet called Tempel 1 on Monday — was a stunning exercise in human cooperation, celestial sharpshooting and cosmic…

Stark warning to the world

The human race is living beyond its means. A report backed by 1 360 scientists from 95 countries — some of them world leaders in their fields — last week warned that the almost…

Foodie has beef with vegans

Some say meat is murder, while others dismiss a meal without animal products as rabbit food. Now a leading United States nutritionist has given both sides something to chew on…

Your face is very familiar …

You’d know that face anywhere? Then thank your right fusiform gyrus. Scientists have identified the bits of the brain that can tell British Prime Minister Tony Blair from James…

Breakthrough in cancer research

Scientists in California have found a way to ”turn off’’ a gene that makes cancerous cells lethal. They eliminated aggressive, incurable liver tumours in laboratory mice in…

Hollywood tackles global warming

Hailstones the size of tennis balls are knocking people out in Japan. Shortly afterwards it is snowing in India. But that is only the beginning. But The Day After Tomorrow, a…

‘It’s too late for Earth’

Humans have done so much damage to the atmosphere that even if they stop burning all fossil fuels immediately, they risk leaving an impoverished Earth for their descendants, an…

Death of a star caught on camera

It resembles a stairway to heaven. In fact, it is a series of steps in the death of a distant star. Using the Hubble space telescope, astronomers in Europe have peered across 2…

US ‘tech’ voting not trustworthy

United States voters will go to the polls in November using electronic voting machines that cannot be verified, a computer scientist warned last week. David Dill of Stanford…

Goodbye cruel world

Collectively, the householders of the world could be about to put the cat out. Lion numbers have dropped by 90% in 20 years. The other big cats are going fast. How long before…

The future is blue

Colin Humphreys of Cambridge University has the 21st-century equivalent of the philosopher’s stone. He is working with something that sounds like an alchemist’s dream: a…

Send in the clones

The latest mammalian baby clone is a pretty Halflinger foal called Prometea, born to an Italian research institution on May 28. It took more than 800 embryos and nine would-be…

Gene ups risk of depression

A common mutation in a single gene could make the difference between fighting back against life’s assaults and sinking into clinical depression, according to recent research.

Scientists take step towards cloning ice age beast

After a six-year search Japanese scientists are preparing to clone prehistoric woolly mammoths from frozen DNA samples found in Siberia.

Groundwater dwindles

Groundwater, the source of life for two billion people, is diminishing almost everywhere in the world, says a recent study by the United Nations Environment Programme (Unep).

Trauma real for alien abductees

Abduction by imaginary aliens can be almost as traumatic as being caught up in real horror, according to United States psychologists

Scientists discover the harbinger of drought

The four-year droughts that scorched harvests in Afghanistan, seared the Mediterranean scrub and baked cornfields in the American south-east may have had a common cause,…

Stealing a ride on a comet to the sun

Some time in the next two weeks, European scientists hope to launch a spaceship the size of a delivery van and lob it across more than 4-billion miles of space to rendezvous 10…