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- SCIENTIFIC AMERICANA DAY AGO

Extreme heat is muddling animals’ brains—and even triggering aggression
As temperatures rise, some creatures pick fights while others struggle to learn
A DAY AGO
France Identifies First Case of Ebola
The patient is a doctor who had traveled to the Democratic Republic of Congo, the health ministry said. Workers are racing to trace those who may have had contact.
A DAY AGO
The Ebola Outbreak’s Central Mystery: Where Did This Virus Come From?
Scientists believe that the Bundibugyo virus persists in an animal species, occasionally spilling over into humans. But they have yet to identify the species.
- SCIENTIFIC AMERICANA DAY AGO

Top quantum computer expert claims Microsoft’s ‘topological qubit’ doesn’t hold up
The company has been touting its quantum technology for years, but some experts say these claims just don't pass muster
19 HOURS AGO
Fruit Fly Sperm Are Giant. How Do They Stay Untangled?
A fruit fly’s sperm are exceptionally long, and thousands are crammed in together. The physics of this presents a packing nightmare.
19 HOURS AGO
Shortage of Chemotherapy Drugs Brings Rationing Fears for Cancer Patients
Doctors are contending with low supplies and unfilled orders of generic chemotherapy infusions that are central to the treatment of a long list of cancers.
- SCIENTIFIC AMERICAN5 HOURS AGO

Weight loss drugs don't work for everyone—here’s why
Some people who take GLP-1 drugs such as semaglutide and tirzepatide see little to no changes to their weight. The reason why may be genetics
- SCIENTIFIC AMERICAN2 HOURS AGO

Fundamental principles of the universe called into question by two physicists
A new study claims that the universe isn't entirely the same no matter where you look—a radical proposal
- SCIENTIFIC AMERICAN2 HOURS AGO

How quantum sensing could reveal hidden faults in thousands of U.S. bridges
Of the more than 624,000 highway bridges in the U.S., an estimated 220,000 need repairs. Quantum sensors could help engineers better safeguard these vital pieces of infrastructure
AN HOUR AGO
Trump Administration Forms Partnership to Bank DNA From Imperiled Species
The government is teaming up with Colossal Biosciences, a private company that claims to have revived extinct dire wolves, to store samples from at-risk animals and plants.
6 HOURS AGO
These Birds’ Backflips Are Fueled by Sugar
An ancient dietary change made the manakin’s flashy courtship display possible, a new study suggests.