ÎçÒ¹¸£Àû1000¼¯ºÏ Yet again we have been blindsided by an emerging virus HIV, Ebola, SARS and now Zika – public health responses to viral threats need to improve before the next one hits Opinion
Prime number with 22 million digits is the biggest ever found It's time for a new prime to shine. The largest known prime number is now 2 74,207,281 - 1, smashing the previous record by nearly 5 million digits. This mathematical monster was discovered by Curtis Cooper at the University of Central Missouri in Warrensburg as part of the Great Internet Mersenne Prime Search (GIMPS), a … News
Life Screen everyone for depression? Good intention, very bad idea Routinely checking US adults for depression will create an army of pseudo-patients while the really sick are shamefully neglected, says Allen Frances Opinion
Life Staring into the heart of an artificial tree SEATTLE artist John Grade makes much of his ecological credentials when discussing Middle Fork – his 500,000-piece wooden sculpture of a 150-year-old giant hemlock. No trees were felled or harmed in its making, he says, although someone must once have fashioned the timber bridge from which the thumb-sized blocks of cedar were reclaimed. Grade's project … Regulars
Humans Who do you think you are? 4 rules can help you know yourself You don’t know yourself as well as you think. But there are some clever ways to understand your true nature better and how others perceive you Features
Earth Shock of the Anthropocene: Winners and losers in new world era Earth is entering a time when humans are a major geological force. A new book says we must all help manage this new world – and not let technocrats run the show CultureLab
Lumiere: London’s brightest – and lightest – arts festival Giant luminescent fish stole London's latest light show It is no small feat to drag tens of thousands of people out of their homes and pubs on the coldest weekend of the last few months just to stare at illuminated walls. I’ve never been to a football match, but clambering out of London’s Oxford Street underground …
Life Feedback: Bluetooth pregnancy test is not immaculate conception Feedback is our weekly column of bizarre stories, implausible advertising claims, confusing instructions and more Regulars