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Opinion

Read expert opinions from the world's leading scientific minds on everything from science's big conundrums and latest research outcomes to future science

Editorial: Still no substitute for embryonic stem cells

Even though we can now reprogramme skin cells to become versatile stem cells, it is not yet time to abandon research with human embryonic stem cells

Opinion

Commentary: Our mirror on morality

Opinion

Interview: The man who found Mars on Earth

Opinion

Health

Comment: Let’s take cancer clusters seriously this time

Opinion

Technology

Editorial: Somebody’s watching your clicks

Opinion

Health

Editorial: Surgeons should face up to the evidence

Opinion

Commentary: Meet the real April fools

Opinion

Interview: The complementary medicine detective

Opinion

Physics

Hunting the elusive Higgs

Opinion

Earth

Editorial: Can carbon capitalism save the world?

The trade in pollution permits, made possible by the Kyoto protocol, is growing rapidly, but its ability to cut global carbon emissions is still in doubt

Opinion

Commentary: Medical research is still biased

Opinion

Health

Interview: The stroke survivor who trained her own brain

Opinion

Commentary: Why we don’t need ‘scientism’ and ‘religionism’

Opinion

Interview: How a hacker became a freedom fighter

Opinion