Jeanna Bryner
Jeanna Bryner is managing editor of Scientific American. Previously she was editor in chief of Live Science and, prior to that, an editor at Scholastic's Science World magazine. Bryner has an English degree from Salisbury University, a master's degree in biogeochemistry and environmental sciences from the University of Maryland and a graduate science journalism degree from New York University. She has worked as a biologist in Florida, where she monitored wetlands and did field surveys for endangered species, including the gorgeous Florida Scrub Jay. She also received an ocean sciences journalism fellowship from the Woods Hole Oceanographic Institution. She is a firm believer that science is for everyone and that just about everything can be viewed through the lens of science.
Latest articles by Jeanna Bryner

Dixie Fire becomes largest in California history
By Jeanna Bryner published
Burning through parched fuel like matchsticks, the Dixie Fire in Northern California has mushroomed in size this week to become the largest single wildfire in the state's history.

Asteroid the size of the Great Pyramid of Giza to fly (safely) by Earth Sunday
By Jeanna Bryner published
An asteroid about as long as the Great Pyramid of Giza is tall will make a "close" approach with Earth on Sunday (July 25), according to NASA calculations.

Snake photos: Pythons swallow crocodiles and other animals … whole
By Jeanna Bryner published
Here's a look at the gruesome ways pythons take down their prey, from rats and mice to spotted deer and crocodiles. See photos of the snakes in action.

Photos: Blue Origin's New Shepard mission to space
By Jeanna Bryner published
Here's a look at the Blue Origin New Shepard mission, with photos of the reusable rocket, capsule and a space mannequin.

Death Valley hits 130 degrees, nearly breaking heat record
By Jeanna Bryner published
Temperatures over 120 degrees Fahrenheit are part of a "heat dome" scorching the western United States.

Tropical Storm Elsa churns toward Florida's Gulf Coast
By Jeanna Bryner published
Tropical Storm Elsa is approaching north Florida's Gulf Coast, with maximum sustained winds of 65 mph (100 km/h).

Man survives attack by great white shark off California beach
By Jeanna Bryner published
A 6- to 8-foot-long great white shark bit the right leg of a 35-year-old man body-boarding off Grey Whale Cove State Beach in San Mateo County, California, Saturday (June 26) morning.

Long-anticipated 'UFO report' finally released. No, it's not aliens.
By Jeanna Bryner published
The Pentagon has released a highly anticipated "UFO report" that does not implicate aliens in 144 UFO sightings. Here's what the report shows.

Best microscopes for kids
By Jeanna Bryner published
Here's what we learned about six microscopes while trying to see tardigrades, or water bears, through their lenses.

Scientist recovers coronavirus gene sequences secretly deleted last year in Wuhan
By Jeanna Bryner published
A researcher in Seattle has dug up deleted files from Google Cloud that reveal 13 partial genetic sequences for some of the earliest cases of COVID-19 in Wuhan.

Dive into LEGO Star Wars: The Mandalorian's Razor Crest starship is 40% off for Prime Day
By Jeanna Bryner published
This amazing LEGO Mandalorian Razor Crest kit is the perfect kit for the Star Wars fan in your life.

'Ring of fire' solar eclipse wows skywatchers (Photos)
By Jeanna Bryner published
Here's a look at stunning images captured of the partial solar eclipse and the ring of fire.

Congo's Mount Nyiragongo volcano blows its top, sending thousands fleeing across border
By Jeanna Bryner published
The Congo's Mount Nyiragongo erupted Saturday night (May 22), sending thousands of people fleeing across the border into Rwanda and filling the skies with orange-red smoke.

Why does the moon turn red during a total lunar eclipse?
By Jeanna Bryner published
During the so-called Super Flower Blood Moon lunar eclipse, the face of the moon will turn a brick-red hue. Here's why.

US Space Force blasts missile-warning satellite into orbit around Earth
By Jeanna Bryner published
The U.S. Space Force launched a giant rocket Tuesday (May 18) carrying a satellite that will circle Earth's equator and alert the ground of any incoming missiles, according to news reports.

Photo tour of Jezero Crater: Here's where Perseverance landed on Mars
By Jeanna Bryner published
Here's a look at Mars' Jezero Crater, the gorgeous basin where the Perseverance rover touched down and is looking for signs of ancient microbial life.

The 10 biggest physics stories of 2020
By Jeanna Bryner published
From a colossal explosion to mystery burps deciphered, here were some of the top stories in physics in 2020.

How to watch tonight's 'great conjunction' of Jupiter and Saturn
By Jeanna Bryner published
Here's how to catch the great conjunction of Saturn and Jupiter, something that hasn't happened this spectacularly in nearly 800 years.

Hawaii's Kilauea volcano erupts with dramatic lava fountains
By Jeanna Bryner published
Hawaii's Kilauea volcano erupted beginning Sunday (Dec. 20) night local time, with dramatic lava fountains and huge puffs of gas and steam being launched from the summit crater called Halema'uma'u.

Kids can watch colorful crystals grow with this NatGeo kit, on sale for Prime Day
By Jeanna Bryner published
Get up to 20% off National Geographic STEM science kits, including a crystal growing kit, a glowing marble run and more.

Nobel Prize in physics awarded to 3 scientists for their black hole discoveries
By Jeanna Bryner published
The Nobel Prize in physics has been awarded to three scientists for their work involving one of the cosmos's most mysterious, darkest, secrets — black holes.

New Zealand goes 100 days with no COVID-19 transmission
By Jeanna Bryner published
New Zealand, a country of about 4.8 million, has now gone 100 days without a single locally transmitted case of COVID-19.

The Live Science merch store is back with more science-y gear
By Jeanna Bryner published
If you're a science geek like us, you'll love the new and improved Live Science merch store, where you can get all of your science-y gear, from t-shirts and mugs to tote bags and stickers.

Watch live: NASA launches Mars Perseverance rover to the Red Planet
By Jeanna Bryner published
You can watch the historic NASA launch of the Mars 2020 mission here on Live Science.

Hanna weakens to tropical storm, wallops southeast Texas with heavy rains, flash flooding
By Jeanna Bryner published
Hanna, the first hurricane of the Atlantic season, is walloping southeast Texas and northeast Mexico with heavy rains and dangerous flash flooding, according to the National Hurricane Center.
Sign up for the Live Science daily newsletter now
Get the world’s most fascinating discoveries delivered straight to your inbox.