Do we really need pesticides?
Adults Global Warming Technology NatureAnnually, we shower over 5 billion pounds of pesticides across the Earth to control insects, unwanted weeds, funguses, rodents, and bacteria that may threaten our food supply. But is it worth it, knowing what we do about the associated environmental and public health risks?
Why do we feel nostalgia?
Adults Health History PsychologyNostalgia was once considered an illness confined to specific groups of people. Today, people all over the world report experiencing and enjoying nostalgia. But how does nostalgia work? And is it healthy? Clay Routledge details the way our understanding of nostalgia has changed since the term was first coined in the late 17th century.
Primitive Technology: Shrimp Trap
Adults Creativity Food TechnologyI built a shrimp trap from lawyer cane, sticks and vine. Then I caught some shrimp and ate them.
Welding in Space
Adults Space TechnologyIn space, metals can weld together without heat or melting.
Plato's best (and worst) ideas
Adults History PhilosophyFew individuals have influenced the world and many of today's thinkers like Plato. He created the first Western university and was teacher to Ancient Greece's greatest minds, including Aristotle.
The Sky Is The Limit In This VR Rock Climbing Game
Adults Gaming TechnologyIt also has a fatigue feature that mimics stamina.