Tia Ghose

Tia Ghose

Managing Editor

Tia is the managing editor and was previously a senior writer for Live Science. Her work has appeared in Scientific American, Wired.com and other outlets. She holds a master's degree in bioengineering from the University of Washington, a graduate certificate in science writing from UC Santa Cruz and a bachelor's degree in mechanical engineering from the University of Texas at Austin. Tia was part of a team at the Milwaukee Journal Sentinel that published the Empty Cradles series on preterm births, which won multiple awards, including the 2012 Casey Medal for Meritorious Journalism.

Articles by: Tia Ghose

an illustration of T cells

'Like a reset button on a computer': Designer cells 'reboot' immune system in 3 different autoimmune diseases

By Tia Ghose published

A small trial used designer CAR T cells to reboot the immune systems of patients with three autoimmune diseases, but it's still too early to say whether the treatment works in the long term.

Illustration of Earth when the supercontinent Pangaea existed

Pangaea: Discover facts about Earth's ancient supercontinent

By Laura Geggel, Tia Ghose last updated

Pangaea is Earth's most recent supercontinent, which existed 320 million to 195 million years ago.

A close-up of a purple, white and yellow flower whose petals follow the Fibonacci sequence

What is the Fibonacci sequence?

By Tia Ghose last updated

Almost everything you know about the famous Fibonacci sequence is wrong.

An electron microscope image showing cells and their nuclei

In a 1st, scientists reversed type 1 diabetes by reprogramming a person's own fat cells

By Tia Ghose published

Scientists reprogrammed a woman's fat cells to become insulin-making beta cells, reversing her type 1 diabetes.

An infinity symbol glows against a dark background.

The 9 most massive numbers in existence

By Tia Ghose last updated

From the humble trillion to Graham's number, here are some of the most massive numbers ever conceived by humans.

Toward the end of the Atlantic hurricane season, the International Space Station orbits about 259 miles (417 kilometers) above Trinidad and Tobago as Hurricane Sam churns in the Atlantic Ocean in the fall of 2021.

Hurricane season 2024: How long it lasts and what to expect

By Tia Ghose last updated

This guide to the Atlantic hurricane season of 2024, includes predictions, tropical storm science, naming conventions and storm safety tips.

The silhouette of a man stepping out on a space shuttle with Earth visible behind him

Space photo of the week: Space X's Polaris Dawn astronauts 'touch the void' on 1st-ever private spacewalk

By Tia Ghose published

SpaceX Polaris Dawn astronaut Jared Isaacman briefly "touched the void" as he embarked on the first-ever private spacewalk Thursday (Sept. 12).

A colorized image of a tardigrade

What are tardigrades, and why are they nearly indestructible?

By Mindy Weisberger last updated

Reference Tardigrades, often called water bears or moss piglets, are near-microscopic animals that are extremely resilient.

Tardigrade fossil scan.

1st tardigrade fossils ever discovered hint at how they survived Earth's biggest mass extinction

By Elise Poore published

Detailed 3D images of the first tardigrade fossils ever discovered help scientists predict when tardigrades evolved their near-indestructibility — a trait that might have helped them survive multiple mass extinctions.

A photo of an amusement park ride where riders rotate on swings.

What are centrifugal and centripetal forces?

By Jim Lucas last updated

reference Centrifugal and centripetal are two closely related forces that describe circular motion, but the meanings are often mixed up.

An underwater photo of a hydrothermal vent

Defense system common to all life came from 'Asgard'

By Tia Ghose published

Defense systems found in all complex life, including the human body, came from primeval microbes known as 'Asgards.'

A black and white photo of two thylacines

Tasmanian tiger: Facts about the extinct thylacine

By Tia Ghose published

Discover interesting facts about where the Tasmanian tiger lived, what it ate, why and when it went extinct, and whether we could ever bring one back.

A rendering of a woolly mammoth walking through a snowy landscape

Woolly mammoths: Facts about these extinct, shaggy beasts that once roamed the Arctic

By Tia Ghose last updated

The woolly mammoth, a cousin of today's elephants, died out about 10,000 years ago. It may be possible to bring them back by cloning, but should we?

An illustration showing a dodo bird in a forest with other animals

Dodos were fast and powerful, not slow and inept, definitive preserved specimen suggests

By Tia Ghose published

A new study has cleared up misconceptions about the extinct dodo, identifying the reference specimen for the species and showing they were fast and powerful.

An image of a long fish that looks similar to an eel

Largest animal genome sequenced — and just 1 chromosome is the size of the entire human genome

By Tia Ghose published

Scientists sequenced the largest known animal genome in a species of lungfish — ancient fish that breathe air.

An illustration of the Earth with the moon in the foreground and the sun in the background

Earth’s days once got 2 hours longer — and that may have triggered one of the biggest evolutionary explosions in history, study suggests

By Tia Ghose published

The moon once drifted thousands of miles farther away, and Earth's days got 2.2 hours longer, a new study finds.

A left panel shows a large mammoth tusk, with an inset comparing the size between a human and mammoth. Three right panels show men holding the tusk and a close-up of the tusk's striated texture.

Huge mammoth tusk discovered sticking out of Mississippi streambed

By Tia Ghose published

An amateur fossil hunter in Mississippi found the first known fossil in the region from a mammoth — a well-preserved tusk that weighed about 600 pounds (270 kilograms).

A GIF with a series of frames showing a robotic arm playing table tennis against a human

Google DeepMind's robotic arm can now beat humans at table tennis

By Tia Ghose published

Google's DeepMind has been used to train a robot arm to play table tennis, and it beat human players.

A woman clutches her belly in pain while sitting in bed

Polycystic ovary syndrome: Symptoms and treatment

By Maureen Salamon last updated

Missing Image for

Science Spotlight: Discover the research changing our understanding of the world

By Tia Ghose published

In-depth articles and features taking a deeper look at emerging science and giving you the perspective you need on these advances.

A jar of mayo in front of a burning sun

Physicists solve nuclear fusion mystery with mayonnaise

By Tia Ghose published

The same physics that underlie mayonnaise could help physicists corral the ultrahot plasma needed to produce nuclear fusion.

A photo of green rolling hills and mountains

Gargantuan waves in Earth's mantle may make continents rise, new study finds

By Tia Ghose published

Dramatic cliffs and high plateaus are caused by the same wave triggered in Earth's middle layer when continents pull apart, a new study finds.

Artwork showing two of the potential dangers of low-Earth orbit. The artwork shows a satellite damaged by an impact with debris, with a flare encroaching from top left.

China ready to launch 1st satellite in constellation that will challenge Elon Musk's Starlink

By Tia Ghose published

China plans to launch more than 100 satellites for its new "constellation" this year and thousands more by the end of the decade.

On the left, a small human-looking creature with dark skin, long hair, and a wide nose and mouth. On the right, a skull.

Homo floresiensis: facts about the 'hobbit'

By Joseph Castro last updated

Homo floresiensis, a diminutive hominin dubbed the hobbit, lived about 17,000 years ago on a remote Indonesian island.

Against a cloudy white and purple background, part of a bright blue-white star is visible at lower left. Emerging from the star and stretching diagonally across the frame is a narrow line, looking white nearest the star and becoming magenta farther away. At far right, the line — one of the dying star’s particle jets — forms a large, rounded blob.

'It gave me goosebumps': Most powerful gamma ray burst ever detected hid a secret, scientists say

By Tia Ghose published

Scientists have found a mysterious signal in the brightest gamma ray burst ever detected, and now they know what caused it.