Search results for “Paul Marco”

Graham's hierarchy of disagreement

When you discuss a topic and everyone agrees, the conversation often falls silent quickly. However, if you disagree, you contradict what has been said, and the discussion continues. Paul Graham, a computer engineer, therefore proposed a "hierarchy of disagreements" in 2008. Figure out at what level

How genes and environment affect life

Is our personality shaped by the environment or are we largely genetically programmed? No one can answer whether nature or upbringing leads to certain character traits in people. However, we know a lot about the influences of genes and environment when it comes to groups of certain populations - esp

Asch's Conformity Experiment

In the 1950s, psychologist Solomon Asch developed a study to investigate whether peer pressure can be strong enough to change our perception and make us believe in things that are not true. To this end, he set up a clever experiment on conformity that raises questions about our ability to think free

Fluid Crystallized Intelligence

There are probably two types of intelligence. Fluid intelligence is your ability to think quickly. It relies on the ability to maintain attention and benefits from a strong working memory. Crystalline intelligence is the ability to apply knowledge from previous learning processes that has been store

Attack of retroviruses

Like other viruses, retroviruses attack cells and force them to produce more retroviruses. This is only the first stage of the attack, because retroviruses implant into the genome and become part of our DNA. Authors: 3sat/nano/Docstation/Johan von Mirbach/Anna Grün/Riccardo Giese/Nico Schlegel, Max

What are viruses and how do they attack?

There are probably 100 million different types of viruses. Their attacks always follow the same pattern. The viruses attach to a cell, transfer their genetic material and force the host cells to produce new viruses. Author: 3sat/nano/Docstation/Johan von Mirbach/Anna Grün/Riccardo Giese/Nico Schleg

Dripstones as indicators of climate change

Dripstones reveal a lot about climate changes in the course of the earth's history. Scientists can tell from the fine stone structures how often and how much it has rained in the past millennia. Author: ZDF/Terra X/ Story House Productions/ Sigrun Laste/ Jürgen Rehberg, André Götzmann/ Ronald Rist/

Hadrian's Wall and Limes

The Roman Empire defines its borders. Hadrian's Wall in Britain and the approximately 550-kilometer-long Limes in Germania are imposing security systems against unwanted immigrants and hostile attacks. Author: ZDF/Terra X/ Story House Productions/ Sigrun Laste/ Jürgen Rehberg, André Götzmann/ Oliv

The Mudflats: Pit Stop for Migratory Birds

About 50 billion migratory birds are on the move in spring and autumn to reach their breeding or wintering grounds. Along the East Atlantic bird migration, the food-rich Wadden Sea in the North Sea plays a crucial role. Author: 3sat/NANO/Logo (Marco Polo Film AG)/S. van Iersel, T. Visser, A. Scheur

Unique living conditions on earth

14 billion years ago, the Big Bang gradually created suns, planets, galaxies and stars. Unique: the earth. Water, heat and the protective shield of the atmosphere create conditions that are probably unique in the entire universe. Author: ZDF/Terra X/ Story House Productions/ Sigrun Laste/ Jürgen Re