Latest CNAS in the Media

An ancient partnership: Co-evolution of Earth environments and microbial life

NASA - NASA-supported scientists have examined the long and intricately linked history of microbial life and the Earth's environment. By reviewing the current state of knowledge across fields like microbiology, molecular biology, and geology, the study looks at how microorganisms have both shaped and been shaped by chemical properties of our planet's oceans, land, and...
By Aaron Gronstal | NASA |

How cleaning up shipping cut pollution — and warmed the planet

GRIST - Michael Diamond thought he’d have to wait until this year, at least, to have enough data to understand how a shipping regulation aimed at curbing pollution affected the clouds that deck the ocean. “They’re so variable. They’re so wispy. They’re so ever, ever changing,” he said. “So you really often need a lot...
By Syris Valentine | Grist |

Plant pandemic looms as pathogens move from wild plants to crops

EARTH.COM - Did you know that plants, just like humans, can fall ill, too? And much like our world, theirs is not immune to disease outbreaks and pandemics. As nature-lovers and responsible stewards of the earth, it’s vital we understand how we are unintentionally facilitating the spread of pathogens that cause “plant pandemics.” Two recent...
By Sanjana Gajbhiye | Earth.com |

Microbes laid the foundation for early life on Earth

EARTH.COM - We exist, thrive, and ponder upon life, but when it comes to understanding its beginnings, we’ve always found ourselves at a crossroads. Where did we come from? What did the world look like when life first emerged? A recent paper from UC Riverside is now helping us piece together this complex puzzle using...
By Sanjana Gajbhiye | Earth.com |

Fearsome sharks of today evolved when ancient oceans got hot

THE NEW YORK TIMES - It sounds like something out of a Hollywood film script, but it really happened: Shark-evolution researchers say that increased ocean temperatures more than 100 million years ago may have caused sharks to grow bigger, swim faster and become the powerful predators we know today. In a paper published last month...
By Jeanne Timmons | The New York Times |

When the ocean got hot, the sharks bulked up

POPULAR SCIENCE - A giant spike in ocean temperatures about 93 million years ago may have helped sharks grow from stubby bottom dwellers into bigger predators. This surge in ocean heat in the Cretaceous period came from a gush of volcanic lava that sent carbon dioxide levels skyrocketing. This created a greenhouse effect that raised...
By Laura Baisas | Popular Science |

Californian tree that survived the Ice Age now in grave danger

THE DAILY MAIL - The oldest living organism in California is not a dinosaur or one of its iconic redwoods - it's a small oak shrub that survived the most recent Ice Age. Despite its resilience, the Jurupa Oak is now in danger of going the way of the Dodo, due to devastating wildfires and...
By Alex Hammer | DailyMail.com |

How to Get Rid of Silverfish—and Prevent Future Infestation

REAL SIMPLE - Flipping on a light and finding an invasion of silverfish in your bathroom or kitchen can be startling. With their silvery-metallic scales and fishlike movements scurrying along the walls and floor, silverfish can be scary—even though they don't bite. The insects are nearly one-half inch long, nocturnal, wingless, and six-legged, with three...
By Mary Marlowe Leverette | Real Simple |

Can gene editing help tackle global issues?

WIRED - THE GLASSY-WINGED SHARPSHOOTER is a half-inch-long leafhopper that feeds by sticking its straw-like mouth into the watery tissue of plants. The insect is native to northeastern Mexico, but in the late 1980s, it made its way to Southern California. Since its arrival, it has wreaked havoc on the region’s vineyards. Most of the...
By WIRED |

No, daddy-long-legs are not one of the most venomous spiders

KSDK ST. LOUIS - Daddy-long-legs, which look like spiders with thin legs much longer than their bodies, are generally seen as harmless. But according to many versions of a popular rumor, daddy-long-legs are actually among the most venomous of all spiders but their fangs are too small to bite humans. Questions about whether daddy-long-legs bite...
By Emery Winter | KSDK St. Louis, MO |

UC Food-Safety Specialist Tests Biosensors to Ensure Safe Produce

MORNING AG CLIPS - Ahmed El-Moghazy joined UC Agriculture and Natural Resources as a UC Cooperative Extension food safety specialist in February and is based at UC Riverside. Food safety, according to El-Moghazy, are measures that ensure food is free from harmful contaminants, prevent foodborne illnesses and is safe to eat. El-Moghazy is responsible for...
By Morning Ag Clips |

Greenhouse gases could indicate alien life — if we ever find them

ASTRONOMY - In a new study published in The Astrophysical Journal, astronomers propose looking for greenhouse gases in the atmospheres of exoplanets using tools like the James Webb Space Telescope (JWST). But rather than searching for an advanced species suffering the consequences of climate change, such gases might be a sign of something else: terraforming...
By John Wenz | Astronomy |

Scientists Identify Greenhouse Gases Which Could Signal an Inhabited Planet

ANCIENT ORIGINS - While we have yet to identify life on any other planet or anywhere else in space, a new study has revealed the telltale signs which could indicate a planet being inhabited. Researchers at the University of California, Riverside (UCR) discovered that greenhouse gases, much like the ones emitted by our very own...
By Petros Koutoupis | Ancient Origins |

Volcanic Ash Preserved Trilobite Fossils in Surprising Detail at 'Prehistoric Pompeii'

SMITHSONIAN MAGAZINE - Scientists have uncovered intricately preserved fossils of trilobites that are providing new insights into the extinct invertebrates’ anatomy. The animals had been buried in modern-day Morocco after volcanic ash blanketed them underwater more than 500 million years ago. This preservation created 3D fossils that revealed several new features of trilobites, researchers reported...
By Will Sullivan | Smithsonian Magazine |

Dark Matter: Why study it? What makes it so fascinating?

UNIVERSE TODAY - Universe Today has had some incredible discussions with a wide array of scientists regarding impact craters, planetary surfaces, exoplanets, astrobiology, solar physics, comets, planetary atmospheres, planetary geophysics, cosmochemistry, meteorites, radio astronomy, extremophiles, organic chemistry, black holes, cryovolcanism, and planetary protection, and how these intriguing fields contribute to our understanding regarding our place...
By Universe Today |

Stunning trilobite fossils include soft tissues never seen before

SCIENCE NEWS - Paleontologists studying rocks from Morocco have unearthed the most exquisitely preserved trilobite fossils yet discovered. The new lifelike fossils update our understanding of the evolution and biology of these extinct ocean-dwelling arthropods. The details are so great that soft tissue parts of the trilobites, including the mouth and digestive tract, are clearly...
By Lucas Van Wyk Joel | Science News Magazine |

Alien Terraforming Could Leave Detectable 'Technosignatures'

EXTREME TECH - Until someone invents warp drive, the only way we can inspect distant exoplanets is with a powerful telescope. However, even the most capable telescopes can only catch faint glimmers from exoplanets. In a new study, scientists from the University of California, Riverside, lay out a method of detecting potential alien activity, and...
By Ryan Whitwam | Extreme Tech |

Greenhouse gases can help detect alien life on distant planets

EARTH.COM - The search for extraterrestrial life has captivated our imaginations for centuries. Now, a study from the University of California, Riverside (UCR) suggests a tantalizing possibility: we may be able to detect alien activity and civilizations by identifying artificial greenhouse gases they use to terraform planets. What is terraforming? Terraforming, a concept popular in...
By Eric Ralls | Earth.com |

Greenhouse gases can help us find advanced alien civilizations, scientists say

THE INDEPENDENT UK - Scientists have identified a set of greenhouse gasses which could be used as a marker to look for advanced alien civilizations with the potential to transform entire planets to make them habitable. While greenhouse gasses cause global warming and must be controlled on Earth, they may be used intentionally to make...
By Vishwam Sankaran | The Independent UK |

How We Could Detect A Terraformed Planet Using Existing Technology

IFLSCIENCE - There may come a point (perhaps for humans, perhaps not) where a civilization may wish to terraform a planet in their Solar System or beyond. Perhaps an environmental disaster was looming on their planet, or they spotted a nearby neighbor planet that looked like – with a few finishing touches – it could...
By James Felton | IFLScience |
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