Subtitled in German8:42Capturing CO2 from the air to reverse cimate changeChristoph BeuttlerTranslated by Manfred WienckeReviewed by Sonja Maria Neef
Subtitled in German4:51Can you solve the human cannonball riddle? Alex RosenthalTranslated by Manfred WienckeReviewed by Samridh Aggarwal
Subtitled in German4:41Why do cats have vertical pupils?Emma BryceTranslated by Manfred WienckeReviewed by Samridh Aggarwal