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Earth & Space

showing 16-20 of 99 breaks

A prehistoric seawall to combat Mediterranean Sea-level rise

In November 2019, world media reported floods in Venice with the highest water levels in the region in more than 50 years (peaking at 1.87m above mean sea level). The mayor of Venice tweeted "These are the effects of climate change... the costs will be... click to read more

  • Ehud Galili | Lecturer and researcher at The Zinman Institute of Archaeology, University of Haifa, Haifa, Israel
  • Jonathan Benjamin | Associate Professor at College of Humanities, Arts & Social Sciences, Flinders University, Adelaide, Australia
  • Liora Kolska Horwitz | Researcher at The National Natural History Collections, Faculty of Life Science, The Hebrew University of Jerusalem, Jerusalem, Israel
Views 1308
Reading time 4 min
published on Oct 6, 2020
A natural close-up of a pierced galaxy 18 billion light-years away

Einstein's general theory of relativity predicted that gravity not only acts between two masses but also affects light which has no mass. We cannot see this effect in everyday life, but when light travels over vast intergalactic distances and is affected by the incredibly large... click to read more

  • T. Emil Rivera-Thorsen | Postdoctoral Research Fellow at Department of Astronomy, Oskar Klein Center, Stockholm University, Stockolm, Sweden
Views 1372
Reading time 3.5 min
published on Oct 1, 2020
The secrets hidden under the Antarctic ice sheet

The Antarctic ice sheet has been losing ice at an increasing rate. It remains unclear whether this mass loss will further accelerate over the coming decades. The continent of Antarctica is vast, bigger than the US and Mexico combined, and because it is so cold... click to read more

  • Mathieu Morlighem | Associate Professor at Department of Earth System Science, University of California, Irvine, USA
Views 1424
Reading time 3.5 min
published on Sep 17, 2020
How many factors of global change affect soils

We often hear about how the warming climate is affecting the natural world around us. But the human-made global change is a tremendously more complicated problem than "just" a changing climate. It captures pollution, invasive species, biodiversity loss, excessive use of species or land, all... click to read more

  • Matthias Rillig | Professor at Freie Universität Berlin, Berlin, Germany
Views 1924
Reading time 3.5 min
published on Sep 7, 2020
Exploding bits of Bennu: adventures in asteroid exploration

Asteroids are ancient remnants from the dawn of the solar system. Locked inside these comparatively small objects are clues to enduring questions about planet formation and the origins of life. Most asteroids orbit between Mars and Jupiter, in the main asteroid belt. Occasionally, an encounter... click to read more

  • Dante Lauretta | Professor at Lunar and Planetary Laboratory, University of Arizona, Tucson, Arizona, USA
Views 1440
Reading time 4 min
published on Sep 4, 2020