Theresa Machemer

Theresa Machemer is a freelance writer based in Washington DC. Her work has also appeared in National Geographic and SciShow. Website: tkmach.com

Reconstruction of Batrachopus trackmaker from the Lower Cretaceous Jinju Formation of South Korea

Fossil Footprints Suggest Ancient Crocodile Walked on Two Legs

The lumbering crocodylomorph lived during the early Cretaceous period, about 106 million years ago

In the United Kingdom, coronavirus lockdown measures were relaxed on June 15.

Studies Estimate That Lockdowns Slowed COVID-19 Spread and Saved Lives

Experts say the results provide evidence in support of extending these measures

The planned memorial to victims of slavery will be located in the Tuileries Gardens in the center of Paris.

France Seeks Proposals for Memorial to Victims of Slavery

Currently, Paris is home to just one significant monument recognizing the country's history of enslavement

Google's Wing drones can carry packages weighing up to three pounds.

Virginia School District Will Use Drones to Deliver Summer Reading

Montgomery County has partnered with Google's Wing service to distribute library books

Of eight species of pangolin, three are considered critically endangered.

China Increases Protections for Pangolins

The mammal’s keratin scales have been removed from the traditional medicine ingredient list

A marble statue of Christopher Columbus was beheaded in Boston.

Christopher Columbus Statues Beheaded, Pulled Down Across America

Protesters in three U.S. cities targeted sculptures of the Italian explorer and colonizer

Excavations of the Red Lion, thought to be the oldest theater in London, also uncovered two nearby beer cellars.

Archaeologists Unearth Traces of What May Be London's Oldest Theater

Experts identified the Red Lion's location using details from two 16th-century lawsuits

Dr. Frederieke Kroon looking at a crown-of-thorns starfish on the Great Barrier Reef.

What Eats the Crown-of-Thorns Starfish? The Evidence Is in the Poop

The sea creatures are the second-biggest threat to the Great Barrier Reef after tropical cyclones

This 1484 copy of Tuhfat al-Ahrar was produced during the lifetime of Jāmī, considered Iran's last great mystical poet.

The National Library of Israel Will Digitize 2,500 Rare Islamic Manuscripts

The cultural institution estimates that the process will take three years to complete

The prayer book is written in Latin and French and features 40 miniature illustrations.

A Prayer Book Owned by Mary, Queen of Scots, Is Up for Sale

The ill-fated monarch inscribed the gift from her great-aunt with an affectionate inscription

Foxes may be evolving to live alongside humans.

London Foxes Show Early Signs of Self-Domestication

The urban foxes have squatter snouts and smaller brains than their rural cousins, but they’re no house pets

The colorized photograph shows 47-year-old Dickens in a blue, green and yellow waistcoat; a navy blue jacket; and tan trousers.

See a Newly Colorized Photograph of Charles Dickens

The image, set to go on view once London museums are allowed to reopen, shows off the prolific author's playful fashion sense

Built over the course of 200 years, Aguada Fénix was abandoned just 50 years after its completion.

Aerial Survey Identifies Oldest, Largest Maya Structure Ever Found in Mexico

The platform stands between 33 and 50 feet tall and measures almost a mile long

On May 6, South Korea returned somewhat to normal, with businesses, museums and libraries reopening with social distancing measures in place. However, with a spike for more than 70 new cases in Seoul, museums have closed until June 14.

Seoul Closes Public Institutions After South Korea Sees 79 New COVID-19 Cases

Museums, churches, and art galleries are shut down until June 14 in Seoul, home to half of the country’s population

The plaintiffs argue that the online library’s offerings are theft.

Publishers Sue Internet Archive for Copyright Infringement

The online library loosened restrictions on its collection of scanned books at the end of March in response to the pandemic

Cases of MIS-C are very rare and are mostly popping up in COVID-19 hotspots

What Experts Know About a Rare Inflammatory Syndrome Linked to COVID-19

The syndrome resembles a childhood illness called Kawasaki disease, but research is ongoing about both conditions

Glacier mice are balls of moss found in parts of Alaska and Iceland.

Herds of Moss Balls Mysteriously Roam the Arctic Together

The moss isn't propelled by a slope, the wind, or the sun, but the group moves in sync

Loons have been known to launch themselves out of the water and stab others in the chest with their dagger-like beaks.

Eagle Stabbed Through the Heart—and a Loon’s to Blame

Birdie, you give loons a bad name

Larry Kramer by Robert Giard, gelatin silver print, 1989

Playwright and AIDS Activist Larry Kramer Dies at 84

The American writer and public health advocate was "a lionhearted force," says Smithsonian curator Katherine Ott

Archaeologists found a skull fragment, femur and other human remains on the fifth day of the excavation.

Likely Burial Site of Irish Hero 'Red' Hugh O’Donnell Found in Spain

The 16th-century chieftain fled his home country after suffering a devastating defeat at the Battle of Kinsale

Page 17 of 27