Samuel Smith

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Comparison of upper body strength gains between men and women after 10 weeks of resistance training

Abe et al. (2000) Abe T, DeHoyos DV, Pollock ML, Garzarella L. Time course for strength and muscle thickness changes following upper and lower body …

This Video May Help You Wrap Your Head Around 'Quantum Foam'

Thanks, NASA!<p>What <i>is</i> "quantum foam," anyway?<p>Most physics buffs have heard of the space-time concept, which suggests that empty space as we tend to think of it isn't empty at all. Rather, at very small scales, space and time can be a bit "fuzzy" or "bubbly," kind of like foam.<p>"The 'bubbles' in the …

Physics

Why Rey Is Obi Wan Kenobi's Granddaughter

<b>Warning: Major spoilers ahead -- but really the movie's been out for more than 10 days. Why are you reading Star Wars analysis if you haven't seen the movie yet?</b><p><b>Who is Rey?</b><p>Like much of the world last weekend, I had the sincere pleasure of seeing a brand new <i>Star Wars</i> movie. For an entire weekend …

Star Wars

#TheDress: have researchers solved the mystery of its colour?

Gold and white or blue and black? Why did people see The Dress so differently? Researchers believe the key might lie in our exposure to artificial light<p>The image of The Dress that went viral this year and split friends and families over the colour of its stripes has sparked a fresh debate among …

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7 surprising things the government spends more money on than space exploration

Read enough about space exploration and you detect a common theme: the universe contains all sorts of wonders, but we don't have enough money to properly explore them.<p>We've discovered liquid oceans on several different moons in our solar system, but cuts to NASA's planetary science budget (the …

Accused Ferguson shooter said he was aiming at someone else, authorities say

Authorities said a man charged in the shooting of two police officers last week during a demonstration outside the Ferguson Police Department had attended the protest earlier that night, although multiple activists said he wasn't a consistent fixture in their tight-knit group.<p>St. Louis County …

Oldest Human Fossil Found, Redrawing Family Tree

Discovery pushes back the origin of our genus, Homo, by half a million years.<p>In a rare congruence of new evidence, two fossil jaws cast a fused beam of light on one of the darkest mysteries in human evolution: the origin of our genus <i>Homo</i>. The two lower jaws—one a reconstruction of a pivotal …