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Page 4 of 16 — 372 headlines

SciencePhys.org• 1d ago

Costly dead-tissue disorder in apples caused by faster growth rates

New research reveals that faster growth rates in Honeycrisp apples increase both the incidence and severity of the "bitter pit" disorder, which is responsible for large-scale fruit yield losses and avoidable economic impacts for apple producers and storers.

SciencePhys.org• 1d ago

Mother bats' hearts beat faster at the sound of their own babies' cries

A mother bat has one crucial challenge: find her own babies among hundreds of other bats in the colony. Making sure she cares for and nurses only her own offspring is important to ensuring their survival. Among Japanese house bats, mothers keep track of their pups using the babies' isolation ca...

ScienceScienceDaily• 1d ago

40 years later, Chernobyl's nuclear fallout is not what scientists expected

Forty years after the Chornobyl disaster, tiny radioactive particles still linger in the soil, carrying a dangerous legacy. Using powerful X-rays, scientists discovered that some of these particles have remained surprisingly stable, trapping radioactive substances inside instead of releasing the...

ScienceScienceDaily• 1d ago

Nearly 3,000 exploding stars challenge our understanding of the Universe

A massive analysis of 2,884 exploding stars has uncovered new evidence that dark energy, the mysterious force accelerating the universe’s expansion, may change over time. The findings challenge a cornerstone of modern cosmology and could reshape our understanding of how the universe works.

ScienceScienceDaily• 1d ago

Cambridge scientists create a $10 chip that could put a medical lab on your wrist

Cambridge researchers have created a groundbreaking $10 optical sensor that delivers the precision of laboratory equipment in a device small enough for wearable technology. It identified foods, plastics, and medicines with 100% accuracy in tests and demonstrated the ability to monitor blood gluc...

ScienceSCMP• 1d ago

Chinese astronomers find real 3-body system. It is not what Liu Cixin thinks

In author and computer engineer Liu Cixin’s science fiction hit The Three-Body Problem, three suns throw a doomed world into chaos. Chinese astronomers say they have found a real three-star system that is far better behaved. Using FAST, the world’s biggest single-dish radio telescope in southwe...

SciencePhys.org• 1d ago

New test measures potentially harmful metals in cellulose food packaging

A technique for detecting potentially harmful metals in regenerated cellulose food packaging is discussed in the International Journal of Environment and Pollution. The new tool can be used for safety assessments of materials increasingly used as alternatives to conventional plastics.

SciencePhys.org• 1d ago

Autonomous triangular modules could build tomorrow's mega-observatories

Private companies are getting better at launching more mass into space with larger rockets. But there is still a major constraint on the size of objects we can get into orbit—fairing size. This places physical constraints on the overall shape of what we can launch and severely limits the sizes ...

SciencePhys.org• 1d ago

Researchers develop AI tool to map microRNA binding sites on circular RNAs

Circular RNAs (circRNAs) are loop-shaped molecules that can influence gene regulation through interactions with microRNAs (miRNAs). This matters because circRNAs can exist as different full-length isoforms, and their back-splice junction (BSJ) connects the two ends of the RNA. Treating a circul...

SciencePhys.org• 1d ago

Acupuncture and mutual exchange in Chinese and Soviet science

Previous accounts of the scientific relationship between communist China and the Soviet Union have depicted it as one of subordination, with the Russians exporting knowledge to the Chinese or scavenging from their bodies of knowledge. A new article in Isis, however, posits that the relationship ...