Catherine Griffin : Science World Report

May 02, 2014 08:30 AM EDT

Whales and Marine Mammals Impacted by Sonar Signals Far More Than We Realized

Scientists have found that marine mammals likely hear sonar signals far more often than thought, since commercially available sonar systems emit signals known to be within their hearing range.

May 02, 2014 08:09 AM EDT

Viruses Hijack Deep-Sea Bacteria During Hydrothermal Vent War

Armies of viruses and bacteria fight against one another within the mineral-rich water billowing from seafloor hot springs called hydrothermal vents. Now, scientists have taken a closer look at this interaction, reveal how and why this war is occurring.

May 02, 2014 07:40 AM EDT

Climate Change isn't Just in the Arctic: Major Biodiversity Impacts are Global

As our climate shifts and changes, ice sheets are shrinking and ice caps are melting. But the warming world doesn't just impact ice; it also has unprecedented impacts on biodiversity around the world.

May 02, 2014 07:23 AM EDT

NASA Discovers Jupiter's Giant Moon Ganymede Has 'Club Sandwich' of Oceans and Ice

NASA scientists are learning a bit more about the largest moon in our solar system, Ganymede. They've discovered that Jupiter's moon may have ice and oceans stacked up in several layers like a club sandwich.

May 02, 2014 07:10 AM EDT

Extreme Midwest Droughts May Risk Corn and Soybean Crops in the Next Half-Century

Droughts in the Midwest are becoming a serious concern. Now, scientists have taken a closer look at weather patterns, and have found that increasingly harsh drought conditions may take a serious toll on corn and soybean yields over the next half-century.

May 01, 2014 01:46 PM EDT

Nightmare Droughts in the West Recorded in Tree Rings: History of Extreme Weather

Drought continues to plague the west, parching crops and land. Now, researchers have taken a look back in history and have catalogued some of the worst droughts to date with the use of tree rings.

May 01, 2014 12:54 PM EDT

Experimental Drug May Prolong Your Life: Mouse Lifespan Extended

Could there be a drug that can prolong a person's lifespan? When it comes to mice, there just may be. Scientists have created an experimental drug that inhibits a protein involved in physiological aging and actually prolongs the lifespan of a mouse.

May 01, 2014 11:54 AM EDT

'Wimpy' Dwarf Fossil Galaxy Sheds Light on the Early Universe

Astronomers may have learned a bit more about our early universe by examining a dwarf fossil galaxy. Known as Segue 1, the galaxy is the faintest ever detected and has only about 1,000 stars.

May 01, 2014 11:17 AM EDT

Deepest Parts of the Ocean at Risk for Litter Pollution: New Survey Reveals Marine Trash

Not even the deepest parts of the ocean are safe from litter, it seems. A major new survey of the seafloor has revealed a massive extent of trash located in the ocean depths, including bottles, plastic bags and fishing nets.

May 01, 2014 10:38 AM EDT

Scientists Grow Human Cartilage in the Lab with Stem Cells

Scientists have managed to successfully grow fully functional human cartilage from human stem cells derived from bone marrow tissue in a lab. The latest effort could be a giant leap forward for medical professionals.

May 01, 2014 09:35 AM EDT

Predators Predict Longevity of Birds: Driver Behind Lifespan Evolution Revealed

Longevity differs across species; tortoises can live for over a hundred years while most rodents live for under a decade. Now, researchers have discovered a possible mechanism to explain these differences in longevity.

May 01, 2014 08:29 AM EDT

Human Interactions with Scavengers, Like Vultures, Drove Our Evolution

Our ancient human ancestors may have had more of a relationship with animal scavengers than we thought. Scientists have discovered that interactions that humans had with vultures, hyenas, lions and other scavengers have been crucial in their evolution.