Catherine Griffin : Science World Report

Dec 04, 2014 07:07 AM EST

Fossil Shell Has Earliest Engraving Ever Discovered Created by Pre-Modern Humans

Researchers have uncovered one of the oldest pieces of art yet discovered: an engraved freshwater mussel. The findings reveal that Homo erectus on the island of Java was already using shells as tools and as a canvas.

Dec 04, 2014 06:31 AM EST

The Role of the World's Oceans in the Global 'Warming Hiatus'

Most are aware of the "warming hiatus" that has slowed down warming temperatures of the past decade. Now, though, scientists have taken a closer look at the role that the oceans played in this hiatus.

Dec 04, 2014 06:31 AM EST

Earth-like Exoplanets May Have Burned Away Their Chances at Cultivating Life

Exoplanets may have burned away their chances to cultivate life.

Dec 03, 2014 11:37 AM EST

Cosmic Radiation May Not Endanger Space Travelers as Much as Expected

Scientists have conducted an analysis of data from the MATROSHKA experiment, the first comprehensive measurements of long-term exposure of astronauts to cosmic radiation, and have found that the cosmos may be less hostile to space travelers.

Dec 03, 2014 10:56 AM EST

Fossilized Poop Reveals 240 Million-Year-Old Parasite That Infected Mammal Ancestors

Scientists have discovered the most ancient pinworm to date. They uncovered an egg much smaller than a common grain of sand in a tiny piece of fossilized dung that shows that this parasite lived 240 million years ago.

Dec 03, 2014 10:12 AM EST

Warmer Temperatures from Carbon Dioxide are Felt a Decade After Release

It turns out that it takes just a decade for a single emission of carbon dioxide (CO2) to have its maximum warming effect on the Earth. The findings have major implications for future warming as human-created CO2 emissions continue to be released.

Dec 03, 2014 09:43 AM EST

Atomic Hydrogen Gas Detected in Far-flung Galaxies at Record-breaking Distances

Astronomers have managed to detect the faint signal emitted by atomic hydrogen gas in galaxies that are at record-breaking distances from Earth--a staggering three billion light-years.

Dec 03, 2014 09:03 AM EST

Rapid Evolution of HIV May Slow its Ability to Cause AIDS

It turns out that the rapid evolution of HIV may actually be slowing its ability to cause AIDS. Scientists have discovered that the same ability that has allowed the virus to develop resistance to patients' natural immunity is also hindering its spread.

Dec 03, 2014 08:28 AM EST

New Technique Estimates Sexual Maturity of Rare Bluefin Tuna

Scientists are making efforts for determining the age at sexual maturity for wild stocks of western Atlantic bluefin tuna, which could help officials better manage fish stocks.

Dec 03, 2014 07:59 AM EST

'Invisible' Virtual Shape Created with Ultrasound Can be Felt

Imagine creating a virtual object--something that can be seen and felt, but isn't actually there in a solid sense.

Dec 03, 2014 07:15 AM EST

New, Strange and Rare Galaxy Emits Powerful Twin Jets

Astronomers may have found an important new example of a rare type of galaxy. The new finding could help shed light on how galaxies first developed in the early universe.

Dec 03, 2014 07:14 AM EST

King Richard III's DNA Uncovers Shocking Infidelity in the Royal Court

It turns out that the skeleton that was discovered beneath a parking lot in Leicester is indeed that of King Richard III. More interesting, though, is that genetics reveal that infidelity marred his family tree.