Why is the world in color?

Roses are red, violets are blue - the world in all its beauty appears colorful and bright. But a closer look reveals a different picture: In reality, the world is not as colorful as we see it.

The addiction atlas of the body

What happens in my body during withdrawal? How long does it take my head to get clean? Is there a vaccination against drugs? Toxicologists, psychologists and doctors explain why our brain poisons itself and what the consequences are when we go to war against addiction.

How poison attacks our bodies

Poisonings are among the greatest dangers our organism can be exposed to. Different toxins affect different parts of the body and often the dosage determines life or death.

Why is music so important to us?

Music brings people together, makes us dance, sing, and sometimes even cry. This effect has been scientifically proven.

Einstein's brain: What the gray matter of a genius looks like

What made Einstein's brain different from other people's? And why was the world's most ingenious thinking organ stored in a mayonnaise jar?

Repressed fantasies? Why we experience déjà vu

Almost everyone has encountered déjà vu - the sudden feeling of having experienced a similar situation before. But where does it come from?

Alzheimer's: When adults become children again

In many ways, people with Alzheimer's seem to behave like children. But it is not by choice. Because of the disease, they no longer know what they are doing - and they suffer greatly as a result. The psychiatrist Alois Alzheimer first made the link between changes in the brain and the gradual loss of memory.

The uncanny power of thought

What if we were able to cure even the most serious illness using only the power of our thoughts?

Where pain really comes from

Pain is essential for survival, but it can also be an enormous burden. We explain the different types of pain and why a broken bone doesn't really hurt.

Misophonia or evolution: Why do we react to some sounds the way we do?

Unpleasant sounds can cause physical reactions. In some cases, this is a remnant of human evolution. In other cases, it is a disorder.