This week India celebrated 70 years of independence. So what better way to mark the occasion than a music video? Step forward 20 or so scientists from the Indian Space Research Organisation (ISRO), ...

Imagine you're at the train station, waiting to catch the northbound train. It's a quiet evening. You hear a horn sound in the distance, but it's the express coming from the opposite direction, not ...

All knowledge has to make its way slowly and painfully against a mass of prejudice and inertia: nevertheless it is better to be slow in accepting the truth than to be ready to accept falsehood: a ...