How did we get here? The Incredible Human Journey is
following a trail of clues from the latest scientific research, Dr Alice
Roberts re-traces the greatest ever journey taken by our ancestors.
Thousands of years ago one small group of our species, Homo sapiens,
crossed out of Africa and into the unknown.
Physicist Jim Al-Khalili travels through Syria, Iran, Tunisia
and Spain to tell the story of the great leap in scientific knowledge
that took place in the Islamic world between the 8th and 14th centuries.
Destiny survives the battle against the drones thanks to Chloe
summoning the aliens that have been pursuing them, but the crew realizes
that they are out of options... and turning Chloe over to her former
captors is their only choice
Tess reveals the existence of Alexander's superpowers to Clark and asks
him to mentor the boy. Meanwhile, the Earth-2 Lionel plans to take
control of the boy and unleash his dark side.
Katherine's mind games are getting on everyone's nerves, but Damon,
Stefan and Elena realize that her knowledge of Mystic Falls history will
help them stay alive. Frustrated with her relationship with Matt,
Caroline finds a new way to get his attention. Alaric makes a surprising
confession to Jenna, and Katherine makes a different kind of confession
to Damon. Stefan and Bonnie try to convince Jonas and Luka that they
should all be working together, but Jonas' lack of trust leads to a
violent and fiery confrontation
Clark and Lois celebrate their bachelor parties, but wake up the next
morning with no memories of what happened. As they trace back their
steps, they discover that two of their party members are married, Lois
bet away her engagement ring, Dr. Hamilton has rhythm, an armored car
disappeared into thin air, and Clark has a pet lemur