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Smart News / Smart News Science

Lightning rods can protect from lightning strikes, but they can only shield nearby areas.

Scientists Guide Lightning Bolts With Lasers for the First Time

The technology could one day protect wider areas than metal lightning rods do, perhaps shielding airports and launchpads during storms

Since 1970, the oceans have sunk about 90 percent of the excess heat from the atmosphere.

Oceans Break Record for Highest Temperatures Four Years in a Row

Warming oceans can drive sea-level rise and extreme weather

Teachers have cited concerns about students trying to pass off AI-written essays as their own work.

Student Creates App to Detect Essays Written by AI

In response to the text-generating bot ChatGPT, the new tool measures sentence complexity and variation to predict whether an author was human

The 800-year-old pendant is made of copper and plated in gold.

Cool Finds

Neutron Imaging Reveals Tiny Bones Inside 800-Year-Old Pendant

The high-tech method allowed researchers to examine the artifact without opening it

Monogenean worms dissected from the gills of a preserved copper rockfish from the University of Washington Fish Collection at the Burke Museum

Puget Sound’s Parasites Are Disappearing—but Don’t Be Glad to Say Goodbye

The decline, which was correlated with warming waters in a new study, is bad news for ecosystems

A photo of the International Space Station taken by a crewmember aboard the space shuttle orbiter Discovery in 2001. 

Space Station Astronauts to Receive New Spacecraft After Coolant Leak

The original vehicle was deemed too dangerous for a regular trip home and will only be used in an emergency

The flower measures roughly an inch across and is at least three times larger than all other known amber-encased blossoms.

See the Largest Known Flower Preserved in Amber

Aided by modern technology, researchers discovered the prehistoric blossom was a case of mistaken identity

Boat docks sit on dry, cracked earth at the Great Salt Lake's Antelope Island Marina on August 1, 2021, near Syracuse, Utah.

Drying Great Salt Lake Could Expose Millions to Toxic Arsenic-Laced Dust

The largest saline lake in North America is on track to collapse within five years, a new report finds

An Anolis cristatellus lizard in Puerto Rico.

Genetic Mutations Could Help Lizards Survive City Life

Urban Puerto Rican crested anoles show genetic changes related to immune function, metabolism and limb and skin development

Comet C/2022 E3 (ZTF) viewed through a telescope on December 24, 2022. It will reach its nearest point to Earth in early February.

Catch a Glimpse of a Rare Green Comet This Month

Skywatchers should be able to spot the once-in-a-lifetime spectacle with binoculars

This illustration shows the exoplanet LHS 475 b and its red dwarf host star, located 41 light-years away from Earth in the constellation Octans.

James Webb Telescope Confirms the Existence of Its First Exoplanet

The high-tech observatory is helping to study the rocky, Earth-sized world that’s 41 light-years away

Two cars lie in a sinkhole in suburban Los Angeles on January 10. The four passengers were taken to the hospital with minor injuries. 

California Reeling From Extreme Storms With Three More on the Way

The severe weather has caused flooding, landslides, evacuations and at least 18 deaths

Gas stoves emit air pollutants, including heat-trapping gasses.

Should the U.S. Ban Gas Stoves?

While the White House opposes an all-out ban, a federal safety agency is studying the health and environmental hazards of the kitchen appliances

Atlas Moth by Uday Hegde, the second-place winner in the butterflies and dragonflies category of this year's Close-up Photographer of the Year competition

These Awe-Inspiring Images Capture the World’s Little Details

See this year’s winners of the annual Close-up Photographer of the Year competition

The satellite reentered Earth's atmosphere at 11:04 p.m. Eastern time on Sunday.

NASA Satellite Falls Back to Earth After Almost 40 Years in Space

The reentry calls attention to the mission’s success and puts a spotlight on the dangers of space debris

In purple, a hole in the ozone layer over Antarctica on September 10, 2009

The Ozone Hole Is on Track to Mend Itself Within Decades

The worldwide phaseout of ozone-depleting substances is allowing the atmosphere to recover, a new U.N. report finds

A Pasadena resident photographs a peacock as it spreads out its tail feathers on the front lawn of her home in 2021.

California City Relocates Noisy Peacocks

The colorful birds have sparked disputes between residents in South Pasadena, with some enjoying the animals and others wanting them gone

An old Viking ship under the Northern Lights in Iceland

Ancient DNA Reveals a Genetic History of the Viking Age

Nearly 300 ancient genomes shed light on how people migrated and genes flowed in Scandinavia

Public health officials are warning about xylazine, also known as “tranq” or “tranq dope,” an animal sedative that's infiltrating the nation’s illicit drug supply in substances such as heroin and fentanyl.

What to Know About ‘Tranq,’ the Animal Sedative Infiltrating Street Drugs

Public health officials are sounding the alarm about xylazine, a substance that causes gruesome wounds and knocks users out for hours

The Pantheon's dome, the largest unreinforced concrete dome in the world, is still standing despite being nearly 2,000 years old.

‘Self-Healing’ Concrete May Have Preserved Ancient Roman Structures

The durable material could fill its own cracks, new research suggests

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