Imagine a time when Earth was a molten, volcanic wasteland,heavily bombarded by colossal asteroids. We've long fearedthese cosmic impacts as destroyers of life, but what if theywere the key to our very existence? Explore a revolutionarytheory suggesting that these violent collisions provided theessential ingredients – water, minerals, and energy –needed for life to ignite on our planet. Discover howscientists are unearthing evidence from lunar rocks and ancientimpact craters, revealing that the very objects known forextinguishing life might have actually sparked it.
Having unbound Lachlan, Harper fears she might have damagedhis magic forever; fearful of the ramifications, Sarah handsover Starcross to the Moot; when Bea goes missing, thekiller's identify is revealed; Sarah and Harper fight to saveher life.
Archer and Frost confront a troubling medical mystery whiletreating a college basketball player. Lenox's treatment of asurrogate patient leads to unexpected complications for thepatient and her best friend.
Max and Ellis investigate the case of an ER':s top doctorwho's found stabbed, leading them through a maze ofmedical rivalries, angry patients, and a killer hiding inplain sight.