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Stem cell revival: The 1990s are back

The technique used to create Dolly the sheep is again the front runner, with ethical baggage in tow

Leader

Insulin-making cells created by Dolly-cloning method

Life

Insulin-making cells created by Dolly-cloning method

News

Blood of world's oldest woman hints at limits of life

Life

Blood of world's oldest woman hints at limits of life

News

Stem cells debacle: Obokata admits enhancing images

Stem cells debacle: Obokata admits enhancing images

News

Muscle paralysis eased by light-sensitive stem cells

Health

Muscle paralysis eased by light-sensitive stem cells

News

60 Seconds

News

Stem cell scientists reveal 'unethical' work pressures

Life

Stem cell scientists reveal 'unethical' work pressures

News

Health

Déjà vu all over again for stem cell research

Leader

Science in controversial stem cell papers may be sound

Science in controversial stem cell papers may be sound

News

Environment

60 Seconds

A comet returns, where is Planet X?, reversing diabetes and more

News

Life

Acid-bath stem cell results called into question

News

Health

Extraordinary stem cell method tested in human tissue

News

Life

Why I'm sure human stem cell trial will be safe

Opinion

Life

Stem cell timeline: The history of a medical sensation

News