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Earth & Space

showing 36-40 of 159 breaks

‘Rivers in the sky’ carrying warm air destroy precious Antarctic sea ice

Looking at satellite images or Google Earth, you often find continent-long elongated clouds covering our planet, which may look like "rivers" running through the sky. These rivers are narrow belts of concentrated moisture in the atmosphere. Atmospheric rivers extend from the tropics (where water tends... click to read more

  • Diana Francis | Senior Scientist at Khalifa University of Science and Technology, Abu Dhabi, United Arab Emirates
Views 1732
Reading time 3 min
published on May 6, 2021
Understanding super bright mysteries of the universe

Observing a faraway astronomical object is the current best way to understand it. If we could travel to a distant star, and look at what is going on up close, the whole process of science would be a lot faster. But our best option is... click to read more

  • Devina Misra | PhD Student at University of Geneva, Geneva, Switzerland
Views 1304
Reading time 4 min
published on Apr 27, 2021
Are you going places? Mapping unequal access to services and opportunities worldwide

City dwellers often dream of living in a pastoral rural area to get away from it all. However, once there, they realize rurality requires travel time to access even basic services they previously took for granted. The challenge of accessing services, such as healthcare and... click to read more

  • Andrea Cattaneo | Senior Economist at Food and Agriculture Organization of the United Nations, Rome, Italy
Views 1403
Reading time 3.5 min
published on Apr 8, 2021
Leveraging Earth to study how water formed on ancient Mars

Unlike our own Blue Planet, Mars is currently too cold to sustain liquid water at its surface. At first glance, Mars 4 billion years ago should have been even colder. Back then, the Sun's brightness was only about 70% of what it is today. Yet... click to read more

Views 2080
Reading time 4 min
published on Apr 7, 2021
A missing ingredient in dark matter theories?

In 1933, Fritz Zwicky, observing the Coma galaxy cluster, noted that single galaxies were moving too fast for the cluster to remain bound, according to the measure of visible mass. Only a far more significant amount of invisible matter could explain the strong gravitational force... click to read more

  • Massimo Meneghetti | Researcher at Osservatorio di Astrofisica e Scienza dello Spazio, Istituto Nazionale di Astrofisica (INAF), Bologna, Italy
Views 1442
Reading time 3.5 min
published on Mar 31, 2021