Bytes

Another first in clones

Cloned wildcats breed naturally; implications for conservation

Unsafe cloning

Scientists confirm the previous suspicion that reproductive cloning is not only inefficient, but also unsafe

Clone forests

Newly developed clones of eucalyptus may help increase forest areas in Kerala

Cloning stops extinction

Hitting the bull's-eye

Human cloning

More of us

Britain approves the cloning of humans

JAPAN

Heart-warming discovery

Dolly II

Chinese scientists have achieved a major breakthrough by cloning the endangered giant panda

CHINA

Shot in the arm

Human reproductive technologies like sperm freezing and IVF could be used to save threatened species

They could solve genetic and cost issues and prevent inbreeding depression among such species

Mesoamerican masters of biotechnology

Maize is undeniably humanity's greatest, and the first, feat of genetic engineering. But the success story cannot be attributed to modern humans. …

Doubting Dolly

The first pure cloned mammal comes under a cloud

In Dolly's footsteps

Cloned dilemma

Researchers try to find the reasons for failing cloning experiments

A cloning dilemma

A decision to clone human beings raises questions on the safety and ethics of such projects

Following rules doesn't pay

Cloned from milk

Genes and dreams

Scientists are on the breakthrough of better malaria drugs

Eve born, doubts yet to die down

Should we bring back the dodo? De-extinction is a feel-good story, but these high-tech replacements aren’t really ‘resurrecting’ species

A section of scientists have argued that de-extinction will eventually help restore ecosystems. But others disagree

Goodbye Dolly

Both her birth and death stirred a raging debate. Dolly -- the first mammal to be cloned from an adult cell -- was put to death on February 14, …