New blood test detects ALS with 98% accuracy, offering hope for earlier diagnosis
Many patients with ALS die within three to five years of their symptoms starting, so early diagnosis of the disease is critical for treatment.
LATEST ARTICLES
Space
'God of Chaos' asteroid Apophis could still hit Earth in 2029, study hints — but we won't know for 3 more years
New simulations reveal that there is an extremely small chance that the "city-killer" asteroid Apophis could be nudged onto a collision course with Earth by another asteroid before it flies past our planet in 2029.
Scientists spot ancient 'smiley face' on Mars — and it could contain signs of life
Newly released images of Mars reveal a "smiley" salt deposit on the Red Planet's surface. A related study suggests that similar deposits, which were left behind from ancient lakes, may be a good place to look for signs of former life on Mars.
archaeology
Easter Island's population never collapsed, but it did have contact with Native Americans, DNA study suggests
A DNA analysis of 15 Rapa Nui individuals revealed that there was never a population collapse on Easter Island and that the inhabitants commingled with Native Americans.
DNA of 'Thorin,' one of the last Neanderthals, finally sequenced, revealing inbreeding and 50,000 years of genetic isolation
Thorin — nicknamed after a dwarf in J. R. R. Tolkien's "The Hobbit" — is also called the "last Neanderthal" because he may have lived as recently as 42,000 years ago.
Health
Scientists invent tool to see how 'healthy' your gut microbiome is — does it work?
A new tool can reveal whether someone has a "healthy" gut microbiome with a simple score — but how does it work?
Animals
What are tardigrades, and why are they nearly indestructible?
Reference Tardigrades, often called water bears or moss piglets, are near-microscopic animals that are extremely resilient.
Human Behavior
19 best science books for kids and young adults
Looking to inspire the next generation of curious minds? These are our picks of the best popular science books for children of all ages.
Physics & Mathematics
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.
Chemistry
Why doesn't stainless steel rust?
The special chemistry of this shiny iron alloy creates a protective layer on its surface that prevents it from rusting.
Tech
'Springy' solid-state battery is twice the width of a white blood cell and could drastically increase EV range
Scientists in the U.S. have created a battery for electric cars that could be safer and offer better performance than the ones we have now thanks to a unique design.
Amazingly simple discovery extends Li-ion battery lifespan by 50% — meaning you don't have to replace your gadgets as often
Batteries used in smartphones or in EVs normally charge for 10 hours on their first cycle, but turbo-charging them to 100% capacity in 20 minutes may lead to a 50% longer lifespan.
