WorldMystery solved: Why the dinosaurs diedSome say they died out from general stupidity, others argue that they drowned in their own dung - but scientists have confirmed a giant asteroid caused the demise of dinosaurs.04 Mar 11:51 PM
WorldHumans to blame for climate change - scientistsA new study strengthens the case for global warming as a result of man-made emissions.04 Mar 11:45 PM
New ZealandUniversity denies author's PhD claimAn American author who claims to have earned a doctorate at Victoria University has no such qualification, the university says.02 Mar 04:11 AM
AgribusinessGE plants promoted as 'cisgenic'NZ researchers appear to be gearing up for a new bid to win over consumers before the first applications for release of GE pasture species.01 Mar 09:45 PM
LifestyleMale infertility treatment overused, scientists warnIVF clinics are using a radical male infertility treatment too often despite the long-term risks to the babies conceived, one of the technique's pioneers says.22 Feb 09:50 PM
WorldHappy people 'have fewer heart attacks'Researchers at Columbia University found happier people were less likely to develop serious heart problems.18 Feb 12:30 AM
LifestyleCooking with gas raises risk of lung cancer - studyThe aroma of your steak frying may set your tastebuds tingling - but it may also give the chef cancer, especially if they are using a gas cooker.17 Feb 10:00 PM
LifestyleSecret of youth may be in your genesScientists have found that people who inherit two copies of a particular DNA variant show the biological signs of being about eight years "older" than people of the same age who carry neither genetic variant.08 Feb 12:00 AM
LifestyleMillions wasting their time trying to get fit, says studyMillions of people who strive to keep fit by jogging, swimming or going to the gym are wasting their time, scientists say.07 Feb 03:00 PM