Subtitled in Portuguese4:54What causes kidney stones?Arash ShadmanTranslated by Margarida FerreiraReviewed by Isabel V. Belchior
Subtitled in Portuguese4:54How does caffeine keep us awake?Hanan QasimTranslated by Mafalda FerreiraReviewed by Margarida Ferreira
Subtitled in Portuguese4:19Why is Vermeer's "Girl with the Pearl Earring" considered a masterpiece?James EarleTranslated by Isabel V. BelchiorReviewed by Margarida Ferreira
Subtitled in Portuguese5:59How does the Nobel Peace Prize work?Adeline Cuvelier and Toril RoksethTranslated by Margarida FerreiraReviewed by Isabel V. Belchior
Subtitled in Portuguese4:49What makes something "Kafkaesque"?Noah TavlinTranslated by Catarina .Reviewed by Margarida Ferreira
Subtitled in Portuguese4:28Why are there so many insects?Murry GansTranslated by Margarida FerreiraReviewed by Elena Crescia
Subtitled in Portuguese4:21Group theory 101: How to play a Rubik’s Cube like a pianoMichael StaffTranslated by Rossana NakiReviewed by Margarida Ferreira
Subtitled in Portuguese4:18How do pregnancy tests work?Tien NguyenTranslated by Margarida FerreiraReviewed by Elena Crescia
Subtitled in Portuguese4:18The pharaoh that wouldn't be forgottenKate GreenTranslated by Margarida FerreiraReviewed by Isabel V. Belchior
Subtitled in Portuguese3:53How small are we in the scale of the universe?Alex HofeldtTranslated by Mafalda FerreiraReviewed by Margarida Ferreira
Subtitled in Portuguese4:29How do vitamins work?Ginnie NguyenTranslated by Margarida FerreiraReviewed by Isabel V. Belchior
Subtitled in Portuguese4:08The Sun's surprising movement across the skyGordon WilliamsonTranslated by Margarida Ferreira
Subtitled in Portuguese4:21How to grow a boneNina TandonTranslated by Margarida FerreiraReviewed by Isabel V. Belchior
Subtitled in Portuguese3:58Why is NASA sending a spacecraft to a metal world?Linda T. Elkins-TantonTranslated by Margarida FerreiraReviewed by Mafalda Ferreira
Subtitled in Portuguese3:57How do tornadoes form? James SpannTranslated by Patricia Amorim GomesReviewed by Margarida Ferreira
Subtitled in Portuguese12:09The problem with food and climate — and how to fix itJonathan FoleyTranslated by Margarida FerreiraReviewed by Nadia Tira
Subtitled in Portuguese15:25The business benefits of doing goodWendy WoodsTranslated by Rita BarbosaReviewed by Margarida Ferreira
Subtitled in Portuguese5:35The surprising reason zebras have stripesCella WrightTranslated by Margarida FerreiraReviewed by Isabel V. Belchior