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The shape of a perfect fire

A study by Adrian Bejan at Duke University reveals that the ideal fire shape is roughly as tall as it is wide, facilitating efficient air and heat flow. This design enables humans to migrate and spread across the globe, a direct prediction of the Constructal Law.

SourceDuke University·JournalScientific Reports·DateJun 8, 2015

Study casts doubt on mammoth-killing cosmic impact

A recent study published in the Journal of Archaeological Science has challenged the long-held idea that a cosmic impact triggered the Younger Dryas cold period. The research found that the scoria droplets believed to be evidence of an impact event were actually formed by heating most likely caused by Stone Age house fires.

SourceUniversity of California - Davis·JournalJournal of Archaeological Science·DateJan 6, 2015

Even in restored forests, extreme weather strongly influences wildfire's impacts

Researchers studied the 2013 Rim Fire in Yosemite National Park and found that extreme weather conditions, such as pyro-convective plumes, significantly influenced burn severity. Forests that experienced recent fires burned at low severity, while those with greater shrub cover burned at higher severity.

SourceUSDA Forest Service - Pacific Southwest Research Station·JournalForest Ecology and Management·DateDec 17, 2014

Projecting a robot's intentions

Researchers at MIT have created a new visualization system that projects a robot's intentions in real-time, enabling engineers to better understand and optimize their decisions. This technology has the potential to significantly improve the development of self-driving cars, package-delivering drones, and other autonomous vehicles.

Little fire ant control is a big job

The University of Guam Entomology Lab has received a $50,000 USDA Forestry grant to implement control procedures for the invasive little fire ant (Wasmannia auropunctata) on Guam. The team aims to demonstrate that these ants can be controlled through ongoing funding.