those strikes still go ahead. thank you. in scotland, teachers at state schools are beginning two days of strike action this morning. primary teachers are walking out today, and secondary schools are affected tomorrow. last minute talks between union leaders and the scottish government failed to come to an agreement over pay. the largest teaching union in scotland, the eis, described negotiations as constructive, but said no new offer had been presented. an attempt to make british space history by launching a satellite from uk soil has ended in failure, but virgin orbit says by reaching space, the mission still represents an important step forward. last night, a jumbojet carrying a rocket took off from cornwall successfully. but when the unmanned rocket was released at 35,000 feet, it didn t make it into orbit, instead suffering a technical anomaly. from newquay, here s our science