Scientists have mixed opinions about whether harmonal changes were associated with behavioral changes as the human population density increased over time on Earth.
Hubble’s $8.8 billion replacement brings unprecedented potential for space exploration
Hubble’s immediate successor is NASA’s $8.8 billion James Webb Space Telescope (JWST), which is due to launch in 2018.
Female chimps are more likely to use tools for hunting than males
New research suggests that although males make up 60 percent of the hunting group, females make up 60 percent of tool users in the same group.
Gray whale swims 14,000 miles, breaks world record
A western gray whale, Varvara, traveled more than 5,000 miles farther than the longest flight in the world and broke the record for longest mammal migration.
Physics behind knuckle-cracking revealed
The most recent research on knuckle-cracking reveals what really takes place in the body when it hapens
Tools found in Kenya predate the Homo genus by half-a-million years
The discovery indicates that tool-making has been going on for much longer than even the earliest humans walked the planet.
Researchers find no tell-tale signs of life after searching 100,000 galaxies
A search for signs of large scale energy use has turned up some interesting things but no widespread alien civilizations, yet.
Dark matter observed reacting to a force other than gravity for the first time
Researchers observing a collision of four galaxies, 1.3 billion miles away, have noticed a change in the region’s dark matter.
Methane storms on Titan could be the answer to dune mystery
The surface winds on Saturn’s moon titan blow west, so why do the massive dunes point east?
Astronomers spot gas giant exoplanet 13,000 light-years from Earth
Peering deep into the orifices of our Milky Way galaxy using powerful telescopes, astronomers made an astonishing discovery that could shed more light on our galaxy.
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