Search results for “similar i congruent”

ScienceCasts: In Search of Earth... 2.0

Astronomers have long hoped to find another planet in the cosmos similar to Earth--a blue dot in the distance that could harbor life akin to our own. NASA's Kepler spacecraft may have found the next best thing. Visit http://science.nasa.gov/ for more. Click here to see more videos: https://alugha.

Loneliness as a health risk

A study carried out before the pandemic showed that loneliness poses a similar health risk as smoking and is even more serious than obesity and physical inactivity. Authors: ZDF/Terra X/C. Schrader/J. Koester/Moods in Pictures/Maximilian Mohr Translation and dubbing: alugha Click here to see mor

How the Romans administered justice

The Roman Empire laid some crucial foundations of administration of justice. Trials in ancient Rome were similar to those of today. Author: ZDF / Terra X / Gruppe 5 / Susanne Utzt, Cristina Trebbi / Jens Boeck, Dieter Stürmer / Fabian Wienke / Sebastian Martinez / xkopp, polloq Click here to see

6 Signs You're Depressed, Not Lazy

Do you often get called lazy, when in reality, you're actually depressed? The signs of depression include a lost of interest in things that you usually enjoy too, low energy, and sometimes not sleeping enough. All these factors can seem similar to what laziness looks like but is not actually lazines

How does the PCR test work?

PCR stands for “Polymerase Chain Reaction”. It is a method to specifically track down and reproduce genetic material. In principle similar to a copier. In order for the copier to know what to duplicate, it needs a suitable template - a unique DNA sequence of the virus. Such typical locations in the

NOVA: What Darwin Never Knew | Switching Genes On and Off

In this video segment adapted from NOVA, evolutionary scientist Sean Carroll investigates why one species of fruit fly has wing spots while another genetically similar one does not. As the video explains, although two organisms may both possess the same gene linked to a particular trait, this trait

Methane on Mars | NASA Planetary Sciences

Explore whether Mars is alive -- geologically or biologically -- in this video from NASA. Satellite images and the recent discovery of water ice on the surface of Mars suggest liquid water is flowing beneath the surface, which could make it a habitable planet. The controversial discovery of methane

Mercury's MESSENGER Reveals Mysteries | NASA Planetary Sciences

Explore what makes Mercury so mysterious and what scientists are learning from NASA's first Mercury mission in 30 years. For the MESSENGER mission, NASA launched a probe and guided it toward Mercury using a technique called "solar sailing." The probe is studying the make-up of the planet's inner cor