Gravity and Other Predators - John Hearne - Bog

When Martin Ryan sees a video of his father flying unaided through the air, he realises everything he believed about his life has been a lie.Now his parents have disappeared and Martin discovers something weird brewing in the disused mines of the seaside village where he lives. Something glowing. Something ... egg-like. Someone's definitely been messing with reality. Martin and his friends must do whatever they can to defeat the aliens that threaten the entire human race. Even if it means stealing cop cars, blowing up the mines and turning a paddling pool into a fighter aircraft.