Science
Why do cakes sink in the middle rather than edges?
When the temperature is not too high, baking powder releases carbon dioxide gas, causing the dough to rise.
What makes diamonds so hard?
Even though diamonds are durable and reliable, they are not as hard to break as some marketers would have us…
Why do elephants have an exceptional memory?
A community of elephants relies heavily on its veteran leaders. Their memory and knowledge are crucial to the group’s continued…
Is there really such a thing as a beer belly?
The majority of these extra calories of beer are consumed at times when people are not paying attention to their…
Does smiling help against stress?
In addition to enhancing your public persona right away, the smiling helps counteract the manifestations of stress.
Why do we involuntarily touch where it hurts?
The skin where this grasping or touching happens consists of special nerve fibers called C-fibers.
How to remember people’s faces better
The super-recognizers scan a face differently than people with ordinary facial recognition, with their attention being less concentrated on the…
New phase of water discovered: Superionic
This superionic state is characterized by the oxygen atoms forming a lattice, while the hydrogen protons freely move through this…
Does a child in the womb feel the ultrasound scan?
Around 5–10 MHz (or 5–10 million oscillations per second) is the frequency range used in diagnostic ultrasonography.
Why is sleeping in advance won’t usually work?
Our biological clock isn’t the only factor that determines when we start to feel tired and how long we can…
Why don’t all trees lose their leaves in the fall?
Why certain trees and shrubs shed their leaves while others do not? There is science for a satisfactory answer.
Why does food cook faster in a pressure cooker?
At the start of the cooking, almost all of the oxygen in the pressure cooker exits via the valve.