A new study that was recently carried by the online publication PLoS ONE describes the finding of dinosaur tracks on the Arabian Peninsula. The first of the discoveries was of a two-footed tridactyl. These tracks showed that the animal had taken steps with an average length of just over a metre.
NASA’s Phoenix spacecraft lands safely on Mars
NASA’s Phoenix spacecraft has landed safely on Mars, following a ten-month flight. This is the 38th spacecraft to be launched to Mars, and the 19th to arrive successfully, bringing the success rate to exactly 50 percent. It is also the 12th spacecraft to attempt a landing on Mars, and the 7th to successfully accomplish this.