The Daily Populous

Friday June 1st, 2018 night edition

image for Wars and clan structure may explain a strange biological event 7,000 years ago, Stanford researchers find

The reason may be wars between clans structured around male ancestry.

So extreme was that collapse that it was as if there were only one man left to mate for every 17 women.

(Image credit: Courtesy Marcus Feldman) Anthropologists and biologists were perplexed, but Stanford researchers now believe they’ve found a simple – if revealing – explanation.

The collapse, they argue, was the result of generations of war between patrilineal clans, whose membership is determined by male ancestors.

He soon shared his ideas with his high school classmate Alan Aw, also a Stanford undergraduate in mathematical and computational science.

From the point of view of those chromosomes at least, it’s almost as if everyone in a clan has the same father.

That only applies within one clan, however, and there could still be considerable variation between clans. »

German zoo escape: Lions, tigers and jaguar recaptured in Lünebach

Authored by bbc.co.uk

Two lions, two tigers and a jaguar that escaped their enclosures at a zoo in western Germany have been recaptured.

The animals were found inside the zoo compound in Lünebach after a search involving a drone, officials told German media.

A bear also escaped from the privately owned Eifel zoo, but was shot dead, a local official told AFP. »

Decapitated Worms Regrow Heads, Keep Old Memories – National Geographic Blog

Authored by blog.nationalgeographic.org

Flatworms “also have many of the same neurotransmitters as we do, and have been shown in older studies to remember complex tasks,” Levin said.

Yet unlike people, these worms have a remarkable ability to regenerate organs and body parts, including their brains—making them perfect research subjects.

The worms’ memories were just as accurate as those worms who had never lost their heads. »

Mariano Rajoy: Spanish PM forced out of office

Authored by bbc.co.uk

Spanish Prime Minister Mariano Rajoy has been forced out of office by a no-confidence vote in parliament.

Socialist leader Pedro Sánchez, who filed the motion after Mr Rajoy's party was implicated in a corruption scandal, will become prime minister.

Mr Rajoy is the first prime minister in modern Spanish history to be defeated in a no-confidence motion. »

Costco raising minimum wage to $14 an hour

Authored by thehill.com
image for

Retail giant Costco said Thursday that it would raise its starting minimum wage to $14 an hour, a $1 increase for entry level positions.

MarketWatch reported that the company will also raise wages for other hourly workers by up to 50 cents.

The changes will take effect on June 11 and are expected to affect 130,000 employees. »