How Did Humans Evolve to Walk Upright? Fossil Discovery Complicates the Picture. (+Video)Foot bones unearthed recently in Ethiopia belonged to a contemporary of 'Lucy,' the 3.2-million-year-old early human discovered in 1974. But these bones seem to belong to a different species, one thought...
How did humans learn to walk upright? Did they come down from the trees able to amble on theirhind legs, or did they develop that skill after one or two years million on the ground? In the absence of compellingfossil evidence, two competingtheorieshave long vied to answer this fundamental ...
Would they have arms and legs and walk upright as we do? Would they depend upon vision as their primary sense or use another way to gather information about their surroundings? Would they "breathe" oxygen or some other gas? Speculation about aliens has typically been left to science-fiction ...
Much more research needs to be done to develop countermeasures to the body's changes in microgravity. This research must be conducted both on the ground and in outer space -- aboard theInternational Space Station-- using both humans and animals. The results of such microgravity research will he...
At some point during my search for a cure, I remembered the reason why I embarked on a Paleolithic diet in the first place: to mimic the diet that allowed our ancestors to thrive and evolve into modern humans. Then it occurred to me that what I was eating every day bore little resembla...
There is a trick to folding the lower bunk away and turning it into a seat – a trick not even the conductor on my train knew at first. Sometimes, if you simply push the lower bunk up, it will fall down immediately. The trick to keeping the lower bunk upright is pulling it out ...
To evolve and become better, to become more intelligent, we need the stress input, but we got to recover. And so, I'm really excited about this because our guest today is the leader, the premiere person. And talking with some of the smartest people that I know, repeated guest on the...
beings can still pass as healthy humans, however, and will walk undetected among the living. In fact, vampires may be attractive, highly sexual beings, seducing their prey before feeding. A vampire may also take the form of an animal, usually abator wolf, in order to sneak up on a ...
Creating beautiful landing pages is important, but there’s more to it than a good-looking page. What you really want is a landing page that converts. When the action plan is upright, you can attract customers through the apt implementation. Still, the most challenging aspect is to direct ...
early humans developed theconceitthat,by usingtheirlanguage towork together, they couldbuild a towerthat would takethemalltheway toheaven. Now God, angered at thisattempt tousurphis power, destroyedthetower,and thentoensure thatit would never berebuilt, he scatteredthe peopleby giving themdifferent...