From Quarks to Quasars

How to Weigh a Virus

Did you ever wonder: “What’s the lightest thing that we can accurately weigh?” The answer: it depends on what you want to weigh. In principle, we can accurately record the weight of as little as a zeptogram, 10-21 grams. Yet it’s important to remember that this has to be done in a vacuum, which itself poses quite a few problems.

How do we solve them? Find out here: http://goo.gl/8D7qZ4

Image credit: Reo Kometani & Shinji Matsui (University of Hyogo).

How to Weigh a Virus

Did you ever wonder: “What’s the lightest thing that we can accurately weigh?” The answer: it depends on what you want to weigh. In principle, we can accurately record the weight of as little as a zeptogram, 10-21 grams. Yet it’s important to remember that this has to be done in a vacuum, which itself poses quite a few problems.

How do we solve them? Find out here: http://goo.gl/8D7qZ4

Image credit: Reo Kometani & Shinji Matsui (University of Hyogo).

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