#720 How have sea levels changed over time?
How have sea levels changed over time? Over the last 542 million years they have varied from 130 m lower than their […]
#719 How does an octopus’s suction cup work?
How does an octopus’s suction cup work? It reduces the pressure inside the sucker to create an extremely strong seal. Incidentally, I’m […]
#718 Why do shells form in different shapes?
Why do shells form in different shapes? The environment and the biology of each living organism has caused their evolution to go […]
#717 Is there any historical evidence for Jesus?
Is there any historical evidence for Jesus? Yes. There are a few mentions of him in other documents, but they all come […]
#716 How much height does a parachute need?
How much height does a parachute need? It completely depends on the type of parachute. We need to think about how long […]
#715 Do other planets have tectonic plates?
Do other planets have tectonic plates? In our Solar System, Earth is the only planet with tectonic plates, but in other solar […]
#714 How are memories stored?
How are memories stored? The brain stores them by altering the connections between neurons. The brains of all organisms that have them […]
#713 What is the difference between a frog and a toad?
What is the difference between a frog and a toad? There are many differences between the two, although toads are actually a […]
#712 What is a jungle?
What is a jungle? It is generally an area of dense forest in a tropical climate. Many people think a rainforest is […]
#711 Is a force field possible?
Is a force field possible? In theory, there are several possibilities, such as warping space time, electric fields, directional lasers, a controllable […]