Sunday, September 24, 2017
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marine biomass

Cultivating Marine Biomass

One of the most productive organisms on Earth, giant kelp (Macrocystis pyrifera) depends on nutrients from the surrounding water column to maintain its photosynthetic...
Earth’s atmosphere

Changes in Earth’s Crust Caused Oxygen to Fill the Atmosphere

Scientists have long wondered how Earth’s atmosphere filled with oxygen. UBC geologist Matthijs Smit and research partner Klaus Mezger may have found the answer...
black sea

Black Sea Water Temperatures May Buck Global Trend

The study used a model to simulate possible temperature changes and predict long term trends in the Black Sea’s hydrodynamics. While the surface showed no...
climate change

Climate Change Challenges the Survival of Fish Across the World

Climate change will force many amphibians, mammals and birds to move to cooler areas outside their normal ranges, provided they can find space and...
exoplanet

Inferno World with Titanium Skies

The clear detection of the molecule is a major observational advancement – it is an exciting time in exoplanetary science. Nikku Madhusudhan The planet, WASP-19b, has...
climate change

How Antarctic Ice Melt Can Be a Tipping Point for the...

Melting of Antarctica’s ice can trigger rapid warming on the other side of the planet, according to our new research which details how just...
Arctic temperature

Ancient Tree Reveals Cause of Spike in Arctic Temperature

A kauri tree preserved in a New Zealand peat swamp for 30,000 years has revealed a new mechanism that may explain how temperatures in...
Volcanoes

Land-Sea Experiment Will Track Earthquakes, Volcanoes along Alaska Peninsula

The National Science Foundation is funding the largest marine seismic-monitoring effort yet along the Alaska Peninsula, a region with frequent and diverse earthquake and...
extreme matter

Rochester Leads New Multi-Institutional Effort to Study “Extreme Matter”

The University of Rochester is leading a seven-institution collaboration that promises to significantly broaden human understanding of “extreme matter”—matter that exists under pressures far...
Thunderstorms

Ship Exhaust Makes Oceanic Thunderstorms More Intense

Thunderstorms directly above two of the world’s busiest shipping lanes are significantly more powerful than storms in areas of the ocean where ships don’t...
climate change

Climate Change for Aliens

In February NASA astronomers discovered­­ seven Earth-like planets, potentially harboring life, orbiting the star TRAPPIST-1, not too far from Earth. Scientists have yet to discover...
carbon emissions, hybrid planet

Earth as Hybrid Planet: New Classification Scheme Places Anthropocene Era in...

For decades, as astronomers have imagined advanced extraterrestrial civilizations, they categorized such worlds by the amount of energy their inhabitants might conceivably be able...
climate change

Warmer World May Bring More Local, Less Global, Temperature Variability

Many tropical or subtropical regions could see sharp increases in natural temperature variability as Earth’s climate warms over coming decades, a new Duke University-led...
climate change

Massive Antarctic Volcanic Eruptions Triggered Abrupt Southern Hemisphere Climate Changes Near...

New findings published today in the Proceedings of the National Academy of Sciences of the United States of America (PNAS) by Desert Research Institute...
climate change

Team Gathers Unprecedented Data on Atmosphere’s Organic Chemistry

For a few weeks over the summer in 2011, teams of scientists from around the world converged on a small patch of ponderosa pine...
nitrogen

Unprecedented Levels of Nitrogen Could Pose Risks to Earth’s Environment

Human production of fixed nitrogen, used mostly to fertilize crops, now accounts for about half of the total fixed nitrogen added to the Earth...
black holes

UCLA Physicists Propose New Theories of Black Holes from the Very...

UCLA physicists have proposed new theories for how the universe’s first black holes might have formed and the role they might play in the...
depsipeptides

Was the Primordial Soup a Hearty Pre-Protein Stew?

The primordial soup that sloshed around billions of years ago, and eventually led to first life on our planet, might have been teeming with...
fiber laser

Tracking Debris in the Earth‘s Orbit with Centimeter Precision Using Efficient...

Uncontrollable flying objects in orbit are a massive risk for modern space travel, and, due to our dependence on satellites today, it is also...
global warming

Volcanic Carbon Dioxide Drove Ancient Global Warming Event

New research, led by the University of Southampton and involving a team of international scientists, suggests that an extreme global warming event 56 million...