Concrete, asphalt, glass, electronic chips: sand has many applications. Composed of small mineral particles, this granular material comes from sensitive dynamic environments such as seas, beaches, lakes and rivers or, from static land-based environments such as ancient river deposits and rock quarries. It is estimated that 50 billion tons of sand are used each year. … Read more
Journal Reference: A Smith, R Kannan, E Garaldi, M Vogelsberger, R Pakmor, V Springel, L Hernquist. The thesan project: Lyman-α emission and transmission during the Epoch of Reionization. Monthly Notices of the Royal Astronomical Society, 2022 DOI: 10.1093/mnras/stac713 Then, within a couple hundred million years after the Big Bang, the universe woke up, as gravity … Read more
Journal Reference: Galen Ballentine, Samuel Freesun Friedman, Danilo Bzdok. Trips and neurotransmitters: Discovering principled patterns across 6850 hallucinogenic experiences. Science Advances, 2022; 8 (11) DOI: 10.1126/sciadv.abl6989 In the world’s largest study on psychedelics and the brain, a team of researchers from The Neuro (Montreal Neurological Institute-Hospital) and Department of Biomedical Engineering of McGill University, the … Read more
A fantastic circus world with elephants, tigers or clowns as well as a giant pyramid await you at the Krewelshof Eifel, built from over 100,000 pumpkins. It is the largest pumpkin exhibition in North Rhine-Westphalia. You can experience the Pumpkin Festival 2021 with this year’s circus motto until November 6th. We went on a trip … Read more
All roads lead to Rome. Including when they are with limited traffic. In 45 BC, tired of the chaos generated by traffic jams in the alleys of the Eternal City, Julius Caesar decreed the ban on tanks. After sunrise and until the edge of dusk, wagons and horses are no longer tolerated inside thecity. The … Read more