Leslie Humphreys

8 Added | 2 Magazines | @lelarn89 | Keep up with Leslie Humphreys on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Leslie Humphreys”

How do you dismantle a nuclear submarine?

When nuclear-powered submarines reach the end of their lives, dismantling them is a complicated and laborious process. Paul Marks investigates.<p>Nuclear submarines have long been a favourite in popular fiction. From movies such as The Hunt for Red October to long-running TV series like Voyage to the …

Nuclear Energy

Wearable technology: Who knows your body’s secrets?

Your sex life, illnesses, even your fertility – new tech can track what our bodies are up to, but some people may be revealing more than they realise, says Jacob Ward.<p>Jeff started having sex at two in the afternoon. Apparently it lasted a few hours, and he burned a total of 347 calories. We know …

Wearable Tech

Why humans and animals rely on social touch

From monkeys to humans, grooming is an important way to win favours and earn social standing. For babies, it can also be the difference between life and death.<p>When you run your hands through your lover’s hair, you’re probably not thinking about your place in the social hierarchy. Give your …

Psychology

Watch Daniela. She's Up To Something Big

Somebody should be watching Daniela Rus and her pals at MIT, because what they are doing is so crazy, so potentially important, people need to know about them. Not because they're dangerous, but because what they're doing might be changing the world and nobody should change the world without the …

What Happens If An Astronaut Floats Off In Space?

In short: he's in trouble.<p>In the film <i>Gravity</i>, which opens this month, two astronauts are on a spacewalk when an accident hurtles them into the void. So what would actually happen if you went, in NASA's terminology, "overboard"?<p>NASA requires spacewalking astronauts to use tethers (and sometimes …

U.S. Prisons Are a Mess. Congress May Actually Do Something About It.

Pris­ons in the United States are something of a dis­aster — both in terms of justice and the budget.<p>Some back­ground:<p>Roughly 1,000 Cali­for­nia …

NASA: Sun Getting Ready For A 'Field Flip'

Our nearest star is about to pull a once-in-11-years move by swapping its north and south magnetic poles.<p>The sun's polarity switch is a natural part of "solar max" — the period of peak activity during what averages out to be roughly an 11-year cycle. According to NASA, this year will mark the …

The best Elon Musk quotes from this morning’s Google hangout on entrepreneurship

Advertisement<p>3 Comments<p>Credit:<p>Elon Musk and Sir Richard Branson got together this morning on Google Plus for a Google-hosted hangout focused on …