THE KNOWLEDGE FEED

The Tantrum-Throwing Alarm Clock

Miss Cellania

We've posted lists of crazy and annoying alarm clocks before. Here's one that is guaranteed to drive you stark raving bonkers. It's the The Tantrum Throwing Alarm Clock.

Brain Game: Gettin' Yer Mind Right

This weekend, I watched one of my favorite films - Cool Hand Luke - in remembrance of the late, great Paul Newman.

Morning Cup of Links: Einstein's Mistakes

Miss Cellania

Einstein's 23 Biggest Mistakes. Like I tell my kids, if you don't make mistakes, you won't learn anything new. (via Geek Like Me) * The Geek Guide to New Fall TV.

Lunchtime Quiz Leftovers

Jason English

Let Me Take Your Photo: Gregory Crewdson

Andréa Fernandes

As American photographer Gregory Crewdson celebrates his 46th birthday today, let's take a look at his life and methods. (Shown above is one of his untitled photographs from 2004.) 1.

The Weekend Links

Jason English

Allison Keene is off today, but will return next Saturday. Give her a head start on her link-gathering by sending your most fabulous web gems to

Debate Prep

Jason English

In case you're looking to kill some time before tonight's Presidential debate, here are some of the stories we've run during this extended campaign season: 1.

My Sleep Apnea: The Beginning

Chris Higgins

It's time for a new occasional feature! Rejoice!

Guitar Lessons? Anyone? Anyone? [UPDATE!]

David K. Israel

We asked, you commented, we listened. Tune in this coming Monday for the first in a series of mental_floss guitar lessons. First episode: Buying Your First Axe. Thanks for speaking up! See you

Friday Happy Hour: Lightning Round

Jason English

This week I thought we'd do a lightning round of questions from previous Happy Hours, plus name the winners of last Friday's Create Your Own Holiday contest.

The Quick 10: 10 Sleep Snippets

Stacy Conradt

I'm struggling today, you guys. I can barely keep my eyes open. All I can think about is getting home and closing my eyes for a few minutes.

How Did You Know? - {day 5}

David K. Israel

If you've made it this far, I commend you! One more puzzle to solve and you're home free.

Financial Crisis Comics

Ransom Riggs

What's so funny 'bout bailouts and bank failures?

How Real is Reality TV? The Dishy Revelations Behind "Real" Shows

Kara Kovalchik

Reality TV isn't always real? The devil you say.

Answers to Today's '5 Questions'

The script for our daily quiz is acting up today; we're working to get it fixed. If you took the "5 Questions" quiz and couldn't reach the answers, here they

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