Smart News Science

Adult mayflies following an emergence on Lake Erie.

Massive Mayfly Swarms Are Getting Smaller—and That's Bad News for Aquatic Ecosystems

The drop is a sign that the insects’ populations are threatened, which could negatively affect the animals that feed on them

A shiny black fragment found within the victim’s skull likely represents remnants of the man’s brain, which was subjected to such searing heat that it turned into glass.

Vesuvius' Scorching Eruption Turned a Man's Brain Into Glass

A new study reports on a shimmering black substance found in one victim's skull

A mathematical model suggests coarser grinds might make for better, more consistent espresso with a lower price tag.

Mathematically Speaking, You’re Probably Grinding Your Espresso Too Finely

The secret to consistently tasty, cost-effective espresso is a coarser grind, according to mathematical models

Despite how this iguana looks, it is actually note dead, just cold-stunned. It will likely thaw-out as the sun warms it back up.

Florida’s Weather Forecast? Cold, With a Chance of Iguanas

Stunned by chilly weather, the invasive lizards were dropping out of trees in the Sunshine State

Scientists filmed a pair of rhenium atoms (simulated here in green) as they bonded over a carbon nanotube (grey)

New Research

Watch First-Ever Footage of Atoms Forming and Breaking Bonds

The team used transmission electron microscopy to film the atoms dancing down a carbon nanotube

Coronaviruses, like the newly identified Wuhan coronavirus, are so named for their halo- or crown-like appearance.

Covid-19

Officials Pinpoint First COVID-19 Case in United States

The mostly mysterious pathogen is known to pass from person to person, causing respiratory illness

Kelsey Rose Juliana, one of 21 plaintiffs in Juliana v. United States, speaks at a rally in Portland, Oregon on Tuesday, June 4, 2019. That day, three federal judges heard arguments for the case.

Appeals Court Dismisses Kids’ Climate Case

The court conceded that the case was compelling but concluded that "such relief is beyond our constitutional power."

Researchers in India studied whether 160 stray dogs would react to commands like gesturing toward a bowl. This image, taken in 2012, shows street dogs surrounding an Indian tea vendor in Allahabad.

Stray Dogs May Understand Human Signals, Too

A new study has found that strays in India, when presented with two covered food bowls, were more likely to approach the one an experimenter pointed toward

An image of asteroid 2020 AV2, taken on January 8, 2020 by the Elena robotic unit part of the Virtual Telescope Project

Astronomers Spot First Asteroid Nearer to the Sun Than Venus

Such “intervenusian” rocks are both rare and difficult to detect

These are the only living Wollemi pines on the planet.

Australian Firefighters Have Saved the Last Groves of a Rare, Prehistoric Tree

Just 200 Wollemi pines exist in a remote gorge, prompting a critical operation to protect them from bushfires

'Directional Velcro' on birds' feathers prevent gaps from forming between them when hit by a gust of wind.

New Research

‘PigeonBot’ Uses Real Feathers to Fly Like a Bird

The flying robot is better at following directions than its namesake

A wolf puppy named Flea, among 13 pups tested in a new study. Sadly, Flea does not fetch.

Watch Wolf Puppies Play Fetch

New research suggests canines' love for chasing and returning tossed balls wasn't purely a product of domestication

Ginkgo trees, which produce characteristic fan-shaped leaves, can live for thousands of years.

New Research

A Genetic Elixir of Life Helps Millennia-Old Ginkgo Trees Escape Death

These trees have developed an army of molecular weapons to stay healthy in old age

The classic 98.6 degrees Fahrenheit has always been contested but authors of the new study say the figure is probably right and human body temperatures have actually decreased over time.

Human Body Temperature Is Getting Cooler, Study Finds

Our average normal temperature may no longer be 98.6 degrees Fahrenheit

Photosynthetic bacteria in the concrete make it bright green until it dries and turns brown.

New Research

Scientists Design Bacteria-Based Living Concrete

Its designers hope that it could help with construction in deserts or even on Mars

Betty Pat Gatliff poses next to a facial reconstruction of boy pharaoh Tutankhamen.

Forensic Artist Betty Pat Gatliff, Whose Facial Reconstructions Helped Solve Crimes, Dies at 89

With her detailed reconstructions of missing persons and murder victims, Gatliff helped give identities to the nameless dead

In 2019, the average temperature across global land and ocean surfaces was 0.95 degrees Celsius (1.71 degrees Fahrenheit) above the 20th century average.

The 2010s Were the Hottest Decade on Record. What Happens Next?

The news hasn’t come as a surprise to climate scientists, but all urge immediate action

The Pachacamac Idol, a 1200-year-old wooden carving that held spiritual significance to the Inca

This Inca Idol Survived the Spanish Conquest. 500 Years Later, Archaeologists Are Unveiling Its History

A new analysis suggests the Pachacamac Idol, once thought destroyed, is probably older—and less bloody—than once believed

A wildlife camera trap caught five shots of this bobcat walking by the C&O Canal in Washington, D.C.

Unusual Urban Bobcat Spotted in Washington, D.C.

The closest verified bobcat sighting was 25 miles away, so how this one reached the city remains a mystery

Embedded hooks can restrict eating and may cause internal damage to organs or poisoning.

Fishing Hooks Pose a Long-Term Threat to Tiger Sharks

A new study found that 38 percent of tiger sharks observed off the coast of Tahiti had at least one hook stuck in their body

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