03/12/2020

New compact model for gene regulation in higher organisms

Although the DNA and its double-helix are one of the most familiar molecules of our time, our knowledge of how cells control what genes they want to express is still rather limited. In order to create, for example, an enzyme, ...

Hubble captures unprecedented fading of Stingray nebula

Great things take time. This is true when it comes to many processes in the universe. For example, it takes millions of years for stars—the building blocks of the universe—to form. Then, many stars last for billions of ...

New research on predator-prey relationships

One of the reasons that prey species migrate is to avoid predators over long time scales, this ultimately has a powerful effect on the balance of predator and prey in a given ecosystem. This is especially the case if the ...

Ancient migration was choice, not chance, study finds

The degree of intentionality behind ancient ocean migrations, such as that to the Ryukyu Islands between Taiwan and mainland Japan, has been widely debated. Researchers used satellite-tracked buoys to simulate ancient wayward ...

Gaia space telescope measures solar system's acceleration

The measurement of the acceleration of our solar system by astronomers of TU Dresden is a scientific highlight of the third Gaia catalog, which is now being released. With its publication on December 3, 2020, at 12:00 , the ...

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