Science Daily

Astronomers discovered 31 of the oldest known quasars, including the two earliest detected, from a time when the universe was approximately 670 million years old. These quasars, powered by supermassive black holes, challenge existing theories about the rapid formation of such massive black holes after the Big Bang.

Poison control calls involving semaglutide (Ozempic and Wegovy) increased significantly after the drug's approval for weight management. Researchers attribute the rise to accidental dosing errors rather than intentional misuse, suggesting education on proper weekly dosing and gradual dose increases could prevent many incidents.

Harvard scientists developed a silicon chip capable of writing multiple DNA sequences simultaneously using electricity and water-based enzymes. This method offers a cleaner alternative to traditional DNA manufacturing and could enable portable DNA-writing devices and large-scale DNA data storage, though scaling requires new chemistry.

Scientists discovered that creatine may enhance the immune system's cancer-fighting pathways by energizing dendritic cells that activate killer T cells. The findings suggest potential for improving immunotherapy but have not yet been tested in human patients.

A centimeter-sized crystal has demonstrated quantum entanglement, indicating that large objects can exhibit quantum behavior. This discovery may advance understanding of strange metals and enable ultra-precise quantum sensors and other technologies.

Scientists combined machine learning with quantum physics to discover two new superconductors and a faster search method, potentially advancing the quest for room-temperature superconductors.

Scientists have solved a 30-year-old mystery about two molecules in rye pollen that help animals fight tumors. By determining their 3D structures, researchers can now explore how these compounds interact with the immune system and their potential cancer-fighting properties.

A new study indicates that the apoB blood test, which measures harmful cholesterol particles, is more effective than standard LDL cholesterol testing for determining who needs intensive treatment. The test could prevent more heart attacks and strokes while being cost-effective for the U.S. healthcare system.

Astronomers observed the birth of a magnetar through a 'chirping' signal from a distant supernova, confirming these highly magnetic neutron stars can power the universe's brightest stellar explosions. This discovery also marks the first use of Einstein's general relativity to explain supernova mechanics.

Researchers identified a previously overlooked mechanism of brain cell death linked to Alzheimer's disease and frontotemporal dementia. This discovery could lead to new treatments aimed at slowing neuron loss by interrupting the process before cells are destroyed.

Scientists discovered 5,000-year-old wolves on a remote Baltic island, indicating humans brought them there and possibly cared for or selectively bred them before modern domestication. The findings suggest an early, complex relationship between humans and wolves.

Quantum mechanics has evolved from a controversial concept to a foundational element of advanced technologies. Researchers are now expanding its applications in energy, medicine, computing, and cosmic understanding.

Scientists have discovered a brain circuit that links deep sleep with growth hormone release, explaining how poor sleep disrupts muscle repair, fat metabolism, and brain function. This feedback loop could lead to new therapies for sleep disorders and diseases like Alzheimer's and Parkinson's.

NASA's Hubble Space Telescope captured a red, white, and blue image of one of the Milky Way's oldest star clusters to celebrate the nation's 250th anniversary. The cluster contains clues about how exploding stars contributed to forming planets and life in the universe.

NASA's Hubble telescope captured an image of the stellar nursery LH 95, revealing 2,500 young stars still developing. Scientists found these stars can continue gathering gas and dust for millions of years, extending their developmental phase. The region contains multiple generations of stars, providing insights into star formation processes.

NASA released a Hubble image of Messier 3, a globular cluster with over 500,000 stars, to celebrate the United States' 250th anniversary. The cluster's rare stars and potential origins in a cosmic merger are aiding scientists in understanding the Milky Way's history.

Scientists propose that black holes halt evaporation at the final moment, leaving behind remnants that preserve their information. The same seven-dimensional geometry concept may also explain why elementary particles have mass.

Researchers developed quantum control techniques that reverse a system's time flow by managing measurements, enabling energy harvesting. This breakthrough may advance quantum computing and battery technologies.

An unusual gravitational wave signal detected by LIGO has reignited interest in primordial black holes as a potential explanation for dark matter. Confirmation of this signal could address a major astronomical mystery by linking these theoretical objects to the nature of dark matter.

Bumble bees surprised researchers by developing a novel method to access a hidden reward without prior instruction. The finding contributes to evidence suggesting these insects are more intelligent and adaptable than previously assumed.