Related topics: radiation dose

Were 'hobbit' hominids island dwarfs?

Japanese scientists on Tuesday waded into a row over so-called "hobbit" hominids whose remains, found on a remote Indonesian island a decade ago, have unleashed one of the fiercest disputes in anthropology.

Local dig uncovers new species of ancient fish

(Phys.org) —Researchers from The Australian National University (ANU) working on the New South Wales south coast have discovered a new species of ancient fish, after unearthing the largest fossilised lobe-finned fish skull ...

Unwrap a mummified Egyptian cat—virtually, that is

Using a state-of-the-art digital specimen table called Insider Explorer, visitors to the Museum's largest ever science festival will be able to peel away the mummified cat's bandages in ways never before possible.

Images of 300 million-year-old insects revealed

(Phys.org)—Writing in the journal PLoS One, the scientists have used a high resolution form of CT scanning to reconstruct two 305-million year old juvenile insects. Without the pioneering approach to imaging, these tiny ...

Prototype represents a step toward enhanced soft-tissue tomography

A promising approach for producing medical images with enhanced soft tissue visibility—grating-based x-ray phase contrast—has now advanced from bench-top studies to implementation in an in vivo preclinical computed tomography ...

Mini-CT scanner developed as a teaching tool

Biophysics professors at Western University, in London, Canada, have developed a CT (Computed Tomography) scanner small enough to sit on a desk. Jerry Battista, Chair of the Department of Medical Biophysics at the Schulich ...

Seeing the effects of rock heterogeneity on CO2 movement

All three DOE's National Energy Technology Laboratory X-ray CT scanners were recently used to characterize flow patterns during CO2 flooding of a sandstone sample from China. This work was part of a U.S.-China Energy Partnership ...

New scanner takes images inside and out

From fossilized brachiopods, fish lungs and iPhones to mouse hearts and habanero chilies, Cornell's micro-CT (computer tomography) scanner provides spectacular and colorful 3-D datasets from the inside out.

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