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The Largest Known prime by Year: A Brief History

Here we present the history of the largest known prime (by year). We list the records from before computers, then those with computers. We also discuss when the first billion digit prime might be found. This is another of the Prime Pages!

Read Scientific Papers Coauthored by Natalie Portman | The Mary Sue

Natalie Portman and Disney team up to get girls into science. We take a look at the scientific papers coauthored by Portman.

All the prison's presidents: Peru's special jail for ex-leaders is all full up

In Peru, so many former leaders have been accused of crimes that the country has designated a small prison specifically to house them. It's a symbol of corruption, but also of political dysfunction.

Radio 4 in Four - 10 incredible facts about the sloth

True facts about your favourite languid, tree-hugging mammal

What does it mean to be a sloth? — The Nature Institute

Article by Craig Holdrege. The sloth is a singular animal that expresses slowness in so many of its characteristics and even slows down processes in the rain forest in which it lives.

Metro 2033 movie on hold, and it’s probably a good thing

The author of Metro 2033 says an Americanized film adaptation of his 2002 post-apocalyptic novel, set in Russia, wasn’t working out. Key antagonists like The Dark Ones were being portrayed as “some kind of random beasts.”

The infancy of infant pain research: the experimental origins of infant pain denial - PubMed

This article reviews the history of 19th and early 20th century infant pain research, tracing how the widely accepted belief that infants could not feel pain developed in the period prior to the growing acceptance of infant pain.

The Unexpected Pollinator Of The Cocoa Tree

Author Erica McAlister's explores flies' role in the pollination of flowering plants—including the crop the provides one of our favorite candies.

Effect of exercise for depression: systematic review and network meta-analysis of randomised controlled trials

Objective To identify the optimal dose and modality of exercise for treating major depressive disorder, compared with psychotherapy, antidepressants, and control conditions. Design Systematic review and network meta-analysis.

Elvis Presley Almost Had a Different Last Name

Elvis got his last name from his great-grandmother, a fiercely independent woman named Rosella Presley, not his great-grandfather as is tradition.

Did you know why all clocks show the time 10.10 initially?

Did you ever notice that the watches and clocks found in product photographs and advertisements usually show the time 10:10?

Remembering Yankees mascot Dandy, the short-lived, pear-shaped creation

Before Bronxie, there was Dandy, a pear-shaped, pinstriped, anthropomorphic bird.

Tanuki | Yokai.com

狸 たぬき Translation: also called tanuki in English; sometimes referred to as a raccoon dog Alternate names: bakedanuki; referred to as mujina or mami in some areas Habitat: mountains and forests; found throughout Japan Diet: carnivorous; feeds on small…

Are there more stars in the universe than grains of sand on Earth?

Are there really more stars in our universe than there are grains of sand on all the beaches on Earth?