NASA: Yup, thousand-pound meteorite exploded over Texas

As good time as any for Europe to announce a 2030 asteroid-spotting mission
A rock two-feet-wide last week hurtled toward Earth at 27,000 miles per hour – and exploded with an energy equivalent to eight tons of TNT into pieces that rained over McAllen, Texas. (That's 0.6 metres wide and 43,000 km per hour for you metric folks)…