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Nurse Sandra Lindsay of Long Island Jewish Medical Center in Queens, New York City, received the first Covid-19 vaccine in the United States in December 2020. Here, she is pictured receiving her second dose of the Pfizer vaccine in January.

New Research

CDC Study of Vaccinated Frontline Workers Shows Covid-19 Shots Effectively Prevent Infection, Not Just Symptoms

The vaccinated group of participants saw 90 percent fewer cases than if they had not been vaccinated

A satellite image of North America taken on August 25, 2020. Smoke from wildfires can be seen rising from California and Hurricane Laura can be seen heading toward Louisiana and eastern Texas as the remnants of Marco swirl over the Southeast.

NOAA's Weather Forecasting System Just Got a Major Update

The new version of the Global Forecast System could give Americans in the path of a hurricane an additional 36 hours to prepare compared to the old model

Bears with intensifying symptoms either die or are require euthanasia. Those that survive require lifetime treatments and can't return to the wild.

A Puzzling Brain Disease Is Killing Black Bears in the Western United States

Some animals showing signs of a neurological disorder had brain inflammation, but the cause is still unknown

A tiny, aphid-like whitefly sitting on a leaf.

New Research

This Insect Has Plant DNA in Its Genome

Whiteflies have a gene only found in plants that appears to allow the tiny insects to withstand plants’ chemical defenses

By the time sauteur d’Alfort rabbits are a few months old, they learn how to walk on their front paws to accommodate their uncoordinated back legs.

New Research

Thanks to a Genetic Mutation, These French Rabbits Prefer Handstands to Bunny Hops

The unusually acrobatic sauteur d’Alfort rabbits were first discovered in France in 1935

For nearly a week, salvage teams worked on freeing the beached vessel using a schedule dictated by when low tides and high tides would hit.

The Colossal Container Ship Stuck in the Suez Canal Has Been Freed

With the help of high tides, tugboats were finally able to yank the vessel loose

AstraZeneca's vaccine is approved for use in over 20 countries.

Why U.S. Approval of the AstraZeneca Covid-19 Vaccine Is Taking So Long

An unprecedented public exchange with a data review board is the latest of AstraZeneca-Oxford vaccine’s hurdles

After five weeks of development, a human brain organoid (left) is roughly twice the size of those from a chimpanzee (top right) and a gorilla (bottom right).

New Research

Experiments Find Gene Key to the Human Brain's Large Size

The single gene identified by the study may be what makes human brains three times larger than our closest great ape relatives at birth

"Active sleep" only lasted 40 seconds but cycled after 30 to 40 minutes of "quiet sleep". These patterns are similar pattern to how mammals experience rapid eye movement (REM) sleep.

Like Humans and Mammals, Octopuses May Have Two Stages of Sleep

Scientists do not know if octopuses dream in color, but they do change color while sleeping

Damages wrought by climate change and deforestation have transformed the Amazon rainforest. New research suggests the changes to this icon of the natural world caused by human activity may mean the Amazon now emits more greenhouse gases than it absorbs.

New Research

The Amazon Rainforest Now Emits More Greenhouse Gases Than It Absorbs

Climate change and deforestation have transformed the ecosystem into a net source of planet-warming gases instead of a carbon sink

Bald eagle populations have been steadily recovering since their all-time low in the 1960s when fewer than 500 nesting pairs were left.

Planet Positive

Why Bald Eagle Populations Soared in the Last Decade

In 1963, only 417 breeding pairs remained, but 71,400 active couples were recorded as of 2019

Hawai'i's location in the subtropical Pacific makes it susceptible to northeast trade winds that bring infrequent rain showers with clear skies in-between that create optimal rainbow viewing conditions.

Hawai'i Is Officially the Best Place on Earth to See Rainbows, According to Science

The geographic location and topography of the islands create beautiful views

The juvenile walrus spent two days resting in Pembrokeshire, Wales before returning to sea.

How Did This Walrus Get to Wales?

The same walrus might have stopped briefly in Denmark and Ireland

A new image of the black hole at the center of the M87 galaxy. The image shows patterns of polarized light around the supermassive black hole, which in turn reveals the structure of the black hole’s magnetic fields.

New Research

Scientists Capture Swirling Magnetic Fields in New Image of Black Hole

The updated picture adds polarization, revealing new details of the stunning cosmic phenomenon

As they have gotten more comfortable with screen-time, the chimps have shown human-like behaviors like bringing over food like nuts to snack on as they watch.

Czech Chimpanzees Use Video Calls to Fight Lockdown Blues

Zookeepers at Safari Park Dvůr Králové and a zoo in Brno set up daily video calls for their chimpanzees

The biodiversity map predicted that amphibians and reptiles have the most undiscovered species to date. Pictured: blue poison dart frog (Dendrobates tinctorius "azureus")

This Map Shows You the Odds of Finding a New Species in Your Neighborhood

The 'Map of Life' predicts where undiscovered birds, reptiles, amphibians and mammals could be found around the world

A mosaic image of our Milky Way galaxy created over the course of nearly 12 years.

See Astonishing Milky Way Mosaic Image That Took 12 Years to Create

A Finnish astrophotographer created the 1.7 gigapixel image by stitching together photos with a total exposure time of roughly 1,250 hours

This cow was fed a small amount of seaweed along with its feed to reduce methane emissions from its burps.

New Research

Seaweed-Fed Cows Burp Less Planet-Warming Methane

Researchers report an 82 percent reduction in methane emissions in cows fed 1.5 to 3 ounces of seaweed a day for 21 weeks

Iceland currently has 30 active volcanoes and is known for its frequent seismic and volcanic activity.

Icelandic Volcano Erupts After 6,000 Years of Dormancy

It was the first eruption in southwestern Iceland in nearly 800 years

The marine sediments that bottom trawlers stir up like underwater rototillers are the largest storehouse of carbon on the planet.

New Research

Seafloor Trawl Fishing May Release as Much Carbon as Air Travel

A new study finds the carbon released when bottom trawlers stir up the seafloor is equal to the emissions of the entire aviation industry

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