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Solving the Easter Island population puzzle

Easter Island, known as Rapa Nui by its inhabitants, has been surrounded in mystery ever since the Europeans first landed in 1722. Early visitors estimated a population of just 1,500-3,000, which seemed at odds with the nearly nine hundred giant statues dotted around the Island. How did this small community construct, transport and erect these large rock figures?

Interpreting the Civil War Now On Sale

Today is the official release date for my new book, Interpreting the Civil War at Museums and Historic Sites with Rowman & Littlefield Press. This is a collection of essays […]

Solving the Easter Island population puzzle

(Frontiers) The nearly nine hundred giant stone statues discovered by the first Europeans to land on Easter Island seemed at odds with the small population found living there. It is believed a once thriving community witnessed sweeping ecological change and suffered internal conflict, resulting in a population crash. Show More Summary

A Honey Badger Barrels Through a Sharp Thorn Tree for Lunch

A rock rat is hiding from his predator, a honey badger, in the midst of a Namibian sweet thorn tree. But he doesn't count on his opponent's determination

Breaking legume's crop wild relative barrier

Domesticating plants to grow as crops can turn out to be a double-edged scythe.

Bite force research reveals dinosaur-eating frog

Scientists say that a large, now extinct, frog called Beelzebufo that lived about 68 million years ago in Madagascar would have been capable of eating small dinosaurs.

Space radiation is risky business for the human body

While people protect their eyes from the sun's radiation during a solar eclipse, NASA's Human Research Program (HRP) is working to protect the whole human body from radiation in space. Space radiation is dangerous and one of the primary health risks for astronauts.

Moods, but not depression, found contagious in adolescent social networks

New research suggests that both good and bad moods can be 'picked up' from friends, but depression can't.

Boys and girls in countries rich and poor enter teens with damaging gender stereotypes firmly set

Whether you are child in Baltimore, Beijing, Nairobi or New Delhi, the onset of adolescence triggers a surprisingly common set of rigidly enforced gender expectations that are linked to increased lifelong risks of everything from HIV and depression to violence and suicide. Show More Summary

Ageing star blows off smoky bubble

In the faint southern constellation of Antlia the careful observer with binoculars will spot a very red star, which varies slightly in brightness from week to week. This very unusual star is called U Antliae and new observations with...Show More Summary

AIC Recruitment for Administrative Officers (AO) 2017 – Direct Link to Apply!

Agricultural Insurance Company of India Limited is inviting applications from young graduates for the posts of Administrative Officers. There are a total of 50 vacancies. The last date to apply is 10th October 2017 and the exam will be conducted on 18th & 19th November 2017. Show More Summary

"Building Blocks of Planets" --ALMA Observatory Reveals Deep Heart of a Supernova in 3-D (VIEW Video)

Thanks to the ALMA Observatory in Chile we can finally see cold ‘star dust’ as it forms, revealing important insights into the original star itself, Supernova 1987A, and the way supernovas create the basic building blocks of planets. Deep inside...        

Finding Revolutionary Massachusetts Legislative Records Online

Back in 2014 I wrote about finally finding online copies of the journals of the Massachusetts House through the HathiTrust. Though the books themselves were online at long last, it wasn’t that easy to find particular volumes. But HathiTrust is a vast, changing resources. Show More Summary

10,000 year-old DNA proves when fish colonized lakes

DNA molecules in lake sediment are few and hard bound to particles. This resulted in challenging analyses and required development of new methods, both for extracting sufficiently clean DNA and for the statistical analysis of data. For this work, doctoral student Fredrik Olajos and researcher Folmer Bokma's efforts were of particular importance.

Keeping astronauts – and Earth – safe from destructive solar storms

Space enthusiasts are invited to become scientists to help identify massive solar eruptions by watching video clips recorded in space.

Lumbering giants had agile ancestors

The best known sauropod dinosaurs were huge herbivorous creatures, whose brain structures were markedly different from those of their evolutionary predecessors, for the earliest representatives of the group were small, lithe carnivo...

Nanoscale printing breakthrough creates two colours per pixel

Scientists have developed a new form of high-resolution 'printing' which could have wide-ranging applications in data storage, anti-counterfeiting measures, and digital imaging.

Channel Islands' buried porpoise is not the first such mysterious find

A porpoise jawbone, discovered in the Hebrides by a 1950s schoolboy as part of an ancient treasure hoard, raises similar questions about the significance these animals held for earlier people The strange discovery of a porpoise skeleton...Show More Summary

Using black-box machine learning predictions as inputs to a Bayesian analysis

Following up on this discussion [Designing an animal-like brain: black-box “deep learning algorithms” to solve problems, with an (approximately) Bayesian “consciousness” or “executive functioning organ” that attempts to make sense of...Show More Summary

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