Yasemin Saplakoglu

An ancient comet may have burnt sand into mysterious pieces of twisted glass, according to a new study.

New research suggests a person's pupil size can change based on the number of objects an individual observes in their visual field.

A 1,000-year-old mask discovered on the head of an ancient skeleton was painted using human blood, according to a new study.

The FDA panel concluded that the benefits of Pfizer's COVID-19 vaccine for young children outweigh the risks.

The company plans to submit their data to regulatory agencies soon.

Traces of ancient life were locked inside a 2.5 billion-year-old ruby from Greenland, according to a new study.

A family of hikers who mysteriously died two months ago along a hiking trail in California died from hyperthermia and probable dehydration, the Mariposa County Sheriff revealed.

A woman who survived cancer was infected with the novel coronavirus for nearly a year, in the longest-ever reported case of COVID-19, according to a new study.

Many people will now be able to "mix and match" COVID-19 booster shots — that is, get a different COVID-19 vaccine for a booster, the FDA announced Wednesday (Oct. 20).

An advisory committee voted unanimously on Thursday (Oct. 14) to recommend a Moderna COVID-19 vaccine booster for certain groups of people.

An adorable turtle hatchling that was born with two heads has dazzled its caretakers in Massachusetts — and is thriving, against all odds.

Archaeologists recently discovered a 2,700-year-old private toilet inside the remains of an ancient royal estate in Jerusalem.

Pfizer and BioNTech officially submitted a request to the FDA to approve their COVID-19 vaccine for children aged 5 to 11.

The World Health Organization (WHO) has recommended the widespread use of a malaria vaccine — a breakthrough in the long fight against the deadly disease.

The south pole had its coldest winter since record keeping began in 1957.

A group of French researchers has uncovered censored phrases in letters exchanged by Marie Antoinette and her close friend— and rumored lover — Swedish count Axel von Fersen.

The thinning of an icy "glue" that holds fractured ice together may drive ice shelf collapse in Antarctica, according to a new study.

An astronaut aboard the International Space Station (ISS) captured a stunning new photo of the luminous green and red lights of an aurora hugging clouds swirling around Earth's night side.

Small-armed, two-legged dinosaurs may have wagged their tails to help them run, for the same reason humans swing their arms, according to a new study.

The 1918-1919 flu pandemic led to approximately 675,000 deaths in the U.S.

A lower dose of the vaccine showed to be safe, well-tolerated and effective in spurring antibodies in kids between 5 to 11 years of age, the company announced.

California firefighters have wrapped the bases of the world's largest trees in fire-resistant aluminum blankets to protect them from a wildfire that is raging nearby.

In the 12th century, Chinese and Japanese astronomers spotted a supernova in the sky shining as brightly as Saturn.

An enormous alligator is suspected of killing a man in Louisiana, according to news reports.

The youngest age that a person can get a COVID-19 vaccine is 12. That may change soon.