Life Van-sized space rock is a cosmic oddball Looking fresh despite taking thousands of years to arrive The shattered remains of a high-profile space rock are oddly low in organic materials, the raw ingredients for life. The discovery adds a slight wrinkle to the theory that early Earth was seeded with organics by meteorite impacts. In April a van-sized meteor was seen streaking … News
Humans How to reduce the toll from US gun violence In the wake of last week's massacre at a school in Connecticut, it is time to look to the data for what works in reducing gun violence, says Peter Aldhous Opinion
Technology New positioning technology could compete with GPS A ground-based system that uses much stronger signals than GPS can pinpoint your location in cities and indoors News
Chad's 'mountains of hunger' as rendered by Turner See more: To see the image this article refers to, keep checking Picture of the Day on our news blog Short Sharp Science IT LOOKS like brushstrokes – it could almost be a Turner – but this is actually nature at its most dramatic. This snapshot from the European Space Agency's MERIS satellite shows the … Regulars
Earth Into thin air: Storage salvation for green energy If renewable energy is to succeed, we need to find a better way to store it. Liquid air batteries could be the answer Features
Humans The science of Sherlock Holmes See more: An illustrated version of this article will be published within the next two weeks on our CultureLab books and arts blog CultureLab
Enigma Number 1730 Prime position The grid shown on the right is a cross-figure puzzle with one digit given as a starting point. All 11 answers are prime numbers, none of them starts with a zero, and adding the individual figures in each column gives the same sum. What are the two numbers in the shaded regions of … Regulars
Feedback: Return of nominative determinism The last nominative determinism stories, salads of gizzards and his chestnuts, Australian graduates in outer space, and more Regulars