01/07/2019

Imitation breeds war in new evolutionary theory

When anthropologists consider the origins of warfare, their evolutionary theories tend to boil it down to the resource-scarcity trifecta of food, territory and mates—three resources that would justify the loss of life and ...

Study results pave the way to programmable electronic inks

Conjugated polymers are important materials because of their special electronic and optical properties and low cost, making them very promising for a wide range of applications. An international research team led by Professor ...

Competition leads to fathers who produce more male sperm

New research led by The University of Western Australia has shown that the social conditions that a male experiences while growing up can influence the amount of X and Y chromosome sperm that he produces as an adult.

Image: Mars 2020 rover's seven-foot-long robotic arm installed

In this image, taken on June 21, 2019, engineers at NASA's Jet Propulsion Laboratory in Pasadena, California, install the main robotic arm on the Mars 2020 rover. (A smaller arm to handle Mars samples will be installed inside ...

Current sexual abuse laws leave online victims unprotected

People's lives have been shattered by so-called "revenge porn," upskirting, fake porn, sexual extortion and videos of sexual assaults and rape shared online. Victims and survivors can experience profound "social rupture"—a ...

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