Making green labels stick: Shoppers will soon have some help in picking environmentally friendly products. An official label will distinguish the greenest goods Features
Dying rites: the ethics of euthanasia – Most philosophers argue that euthanasia is justified when a patient is dying and suffering intractable pain. But would legalising it cast doctors and nurses as executioners? Features
The Dutch way of death: Doctors and nurses in the Netherlands can practise euthanasia if they stick to certain guidelines. Yet many patients receive lethal injections without giving their consent Features
Will machines ever think?: Love or hate the idea of an intelligent machine, the prospect of building one remains remote. Researchers have reckoned without the complexity of the rules that govern thought Features
Earth Summit: Earth at the mercy of national interests – Fred Pearce reports from Rio de Janeiro on the final days of the Earth Summit News
Focus: Nuclear alchemy: France’s impossible dream? – The French want to use a fast-breeder reactor to turn long-lived radioactive elements into less hazardous waste. But the possibility of transmutation is masking more difficult decisions News
Making green labels stick: Shoppers will soon have some help in picking environmentally friendly products. An official label will distinguish the greenest goods Features
Dying rites: the ethics of euthanasia – Most philosophers argue that euthanasia is justified when a patient is dying and suffering intractable pain. But would legalising it cast doctors and nurses as executioners? Features
The Dutch way of death: Doctors and nurses in the Netherlands can practise euthanasia if they stick to certain guidelines. Yet many patients receive lethal injections without giving their consent Features
Will machines ever think?: Love or hate the idea of an intelligent machine, the prospect of building one remains remote. Researchers have reckoned without the complexity of the rules that govern thought Features
Forum: Psst! You wanna buy a piece of moon rock? – Philip Bagnall probes under-the-counter trading in extraterrestrial objects