Latest articles by Tia Ghose
Scientists make 1-of-a-kind immune cells to guard transplants from attack
Scientists have designed special immune cells that protect transplanted pancreatic cells from attack in mice.
'Like a reset button on a computer': Designer cells 'reboot' immune system in 3 different autoimmune diseases
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.
Pangaea: Discover facts about Earth's ancient supercontinent
Pangaea is Earth's most recent supercontinent, which existed 320 million to 195 million years ago.
What is the Fibonacci sequence?
Almost everything you know about the famous Fibonacci sequence is wrong.
In a 1st, scientists reversed type 1 diabetes by reprogramming a person's own fat cells
Scientists reprogrammed a woman's fat cells to become insulin-making beta cells, reversing her type 1 diabetes.
The 9 most massive numbers in existence
From the humble trillion to Graham's number, here are some of the most massive numbers ever conceived by humans.
Hurricane season 2024: How long it lasts and what to expect
This guide to the Atlantic hurricane season of 2024, includes predictions, tropical storm science, naming conventions and storm safety tips.
Space photo of the week: Space X's Polaris Dawn astronauts 'touch the void' on 1st-ever private spacewalk
SpaceX Polaris Dawn astronaut Jared Isaacman briefly "touched the void" as he embarked on the first-ever private spacewalk Thursday (Sept. 12).
Tardigrades: Facts about one of the hardiest animals on Earth, and beyond
Reference Tardigrades, often called water bears or moss piglets, are near-microscopic animals that are extremely resilient.
1st tardigrade fossils ever discovered hint at how they survived Earth's biggest mass extinction
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.
What are centrifugal and centripetal forces?
reference Centrifugal and centripetal are two closely related forces that describe circular motion, but the meanings are often mixed up.
Defense system common to all life came from 'Asgard'
Defense systems found in all complex life, including the human body, came from primeval microbes known as 'Asgards.'
Tasmanian tiger: Facts about the extinct thylacine
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.
Woolly mammoths: Facts about these extinct, shaggy beasts that once roamed the Arctic
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?
Dodos were fast and powerful, not slow and inept, definitive preserved specimen suggests
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.
Largest animal genome sequenced — and just 1 chromosome is the size of the entire human genome
Scientists sequenced the largest known animal genome in a species of lungfish — ancient fish that breathe air.
Earth’s days once got 2 hours longer — and that may have triggered one of the biggest evolutionary explosions in history, study suggests
The moon once drifted thousands of miles farther away, and Earth's days got 2.2 hours longer, a new study finds.
Huge mammoth tusk discovered sticking out of Mississippi streambed
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).
Google DeepMind's robotic arm can now beat humans at table tennis
Google's DeepMind has been used to train a robot arm to play table tennis, and it beat human players.
Physicists solve nuclear fusion mystery with mayonnaise
The same physics that underlie mayonnaise could help physicists corral the ultrahot plasma needed to produce nuclear fusion.
Gargantuan waves in Earth's mantle may make continents rise, new study finds
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.
China ready to launch 1st satellite in constellation that will challenge Elon Musk's Starlink
China plans to launch more than 100 satellites for its new "constellation" this year and thousands more by the end of the decade.
