Earth & Space
How the early Earth evolved from a hellish to a habitable world
No terrestrial rocks that formed in the first 500 million years of Earth’s history have been discovered so far, making it difficult to study this period. This, however, has not deterred scientists from trying to understand this period because many events that shaped the present-day... click to read more
Can dark matter interact with itself?
The nature of dark matter, the invisible matter that holds galaxies together, still evades scientists almost a century after first inferring its existence. Since we cannot observe dark matter directly, like we can detect a star through the light it emits, astrophysicists study how its... click to read more
Drought may have prompted the Vikings’ departure from Greenland
Norse settlers, led by Erik the Red, developed the Eastern Settlement on southern Greenland in 985 CE. The Norse farmers raised cattle and sheep on cleared pastureland for sustenance. The settlement became quite successful and its estimated population reached to about 2000 people. Then suddenly, they... click to read more
The impact of climate change on marine life in ocean depths
Illustration realized in the framework of a collaboration between the Image/Recit option of the HEAD (Haute École d'Art et de Design) - Genève and the Faculty of Sciences of the University of Geneva.
Historically, the Earth has known periods that were both colder and warmer than... click to read more
Marsquakes redefine what we tought about a quiet Mars
The Red Planet is out there, waiting to be explored. In the mid-70s, NASA’s Vikings I and II landed on Mars, each with a seismometer mounted on their decks. When they transmitted the last recording to Earth in 1980, it became clear that, unfortunately, scientists... click to read more