Science Daily

Colorectal cancer warning signs younger adults should never ignore

Colorectal cancer is now the leading cause of cancer death among people under 50, and cases in younger adults continue to rise. Warning signs can include persistent bowel changes, recurring rectal bleeding, dark or narrow stools, unexplained weight loss, and fatigue. These symptoms often have harmless causes, but they should not be dismissed, especially when they are new or ongoing. Early detection can greatly improve treatment outcomes.

science  Jul 22, 2026

Science Daily

Lab-grown mini brains may predict which Alzheimer’s treatments will work

Miniature brain models grown from patients’ cells revealed striking differences in how Alzheimer’s-related tissue responds to an antidepressant. The organoids and the particles they release could eventually guide more personalized treatments and provide new clues for diagnosing the disease.

science  Jul 22, 2026

Science Daily

A strange quantum effect dramatically boosts energy transfer

Researchers discovered a proton-assisted mechanism that greatly improves how triplet energy moves between quantum dots and nearby molecules. The proton briefly shifts position, helps coordinate electron movement, and then returns to where it started. This quantum-driven shuttle could offer a powerful new way to tune solar cells, lasers, and catalytic reactions.

science  Jul 22, 2026

Science Daily

MIT’s new lidar chip could give self-driving cars a wider view

MIT engineers have found a way to give chip-based lidar a wider, clearer view without relying on moving parts. Their design uses differently shaped antennas that can sit close together without scrambling one another’s signals. In tests, the system sharply reduced interference while steering a single precise beam across a broad field of view.

science  Jul 22, 2026

Science Daily

Scientists revive a powerful antibiotic that superbugs had defeated

Scientists have found a way to revive vancomycin, a powerful antibiotic that some dangerous bacteria have learned to resist. Instead of creating an entirely new drug, researchers paired vancomycin with a small molecule called pghi-4, which blocks a bacterial enzyme linked to resistance. The combination restored the antibiotic’s ability to kill drug-resistant E. faecium, raising hopes that similar chemical helpers could rescue other failing medicines.

science  Jul 22, 2026

Science Daily

New cancer strategy could stop tumors before resistance takes hold

Researchers are applying evolutionary theory to cancer by changing treatments before tumors have time to develop resistance. Mathematical models suggest that rapid, carefully timed switches between multiple therapies could improve cure rates.

science  Jul 22, 2026

The Guardian Science

Rivers of magma once bubbled beneath Mars’ crust, research suggests

Finding widens selection of rocky planets that may once have been habitableMars once had rivers of magma bubbling beneath its crust, new research suggests. The surprise find makes it more probable that Mars could have supported life and widens the selection of rocky planets that may once have been habitable.Researchers at the University of Oxford studied data gathered by Nasa’s Insight Lander, which recorded seismic waves caused by meteorite impacts and Martian quakes. They used the seismic data

science  Jul 22, 2026

Science Daily

Magic mushrooms may reshape the brain long after the trip ends

A single dose of psilocybin produced measurable changes in brain activity and possible changes in brain structure that lasted for up to a month. Participants who experienced the greatest increase in flexible, varied brain activity also reported more personal insight and later improvements in well-being. The findings suggest that the psychedelic experience itself may help people break free from entrenched patterns of thinking.

science  Jul 22, 2026

The Guardian Science

Revisited: A Scottish tea mystery, episode two – the list

Science correspondent Nicola Davis investigates the strange story of Tam O’Braan and his attempts to grow tea in Scotland.In episode two of this mini-series first broadcast in October 2025, Nicola hears how O’Braan’s network of Scottish tea growers began to have suspicions about exactly what he was selling and where it came from, and how cutting-edge science helped provide some answersA strange brew: the case of the man behind an audacious Scottish tea fraudSupport the Guardian: theguardian.com/

science  Jul 22, 2026

NASA News

A Week of Smoky Skies Across North America

Brown carbon, emitted by wildland fires and tracked over the span of a week in July 2026, worsened air quality in parts of the U.S. and Canada.

science  Jul 22, 2026

Science Daily

New programmable photonic chip can control how fast light moves

Scientists have created a programmable optical chip that can slow light on demand, giving engineers far greater control over how optical signals propagate through a circuit. The technology could provide the delays, synchronization, and buffering functions needed to make light-based computing more practical. A single chip could eventually perform several tasks that currently require separate devices, potentially reducing energy use, cost, and complexity in AI servers and data centers.

science  Jul 22, 2026

Science Daily

Coffee may protect your heart but energy drinks could harm it

For most adults, a daily caffeine habit may be safer for the heart than many people assume. A new American Heart Association review found that up to 400 milligrams of caffeine a day, roughly three to five cups of regular black coffee, is generally safe and may even be linked to lower risks of heart disease, stroke, heart failure, and Type 2 diabetes. But the source matters: highly concentrated energy drinks and shots can sharply raise blood pressure and trigger irregular heart rhythms.

science  Jul 22, 2026

NASA News

NISAR’s L-Band Radar Reveals ‘Hummingbird’ in Antarctica

Description Data from the Earth-orbiting U.S.-India NISAR (NASA-ISRO Synthetic Aperture Radar) satellite’s L-band radar was used to produce an image of Nunatak Zaterjavshijsja — a mountaintop in East Antarctica — poking out amid a stream of ice flowing northeast to the ocean. The obstruction causes stresses in the ice, heavily fracturing the surrounding surfaces with […]

science  Jul 22, 2026

NASA News

NASA to Host Media Briefing on Roman Telescope, Launching Next Month

Media are invited to join NASA for a virtual news conference at 2 p.m. EDT, Wednesday, July 29, to preview the Nancy Grace Roman Space Telescope mission, scheduled to launch from the agency’s Kennedy Space Center in Florida on Sunday, Aug. 30. NASA will stream this event live through a variety of platforms. Learn where […]

science  Jul 21, 2026

NASA News

US-India Satellite Delivers Data, Reveals ‘Hummingbird’ in Antarctica

As of July 20, the public can access data from the two powerful radar instruments aboard the NISAR (NASA-ISRO Synthetic Aperture Radar) satellite. Teams in the United States and India will release files processed from the satellite’s L-band and S-band radars on an ongoing basis, helping researchers and other users track the movement of Earth’s […]

science  Jul 21, 2026

NASA News

NASA Langley Celebrates Community through Music with ‘Symphony Under the Stars’ Event 

NASA Langley’s “Stars, Stripes, and Supernovas – Symphony Under the Stars” event brought employees, families, and community members together for an evening filled with music, connection, and celebration.   Organizers planned the event, which took place July 16, to mark the 250th anniversary of the founding of the United States of America.  The evening featured a dynamic mix of performances from an orchestra […]

science  Jul 21, 2026

NASA News

NIAC 2026 Selections

Phase I Saptarshi BandyopadhyayDimming the Sun (DimSun) Using Controllable Dust Cloud to Reduce Solar InsolationNASA Jet Propulsion LaboratoryPasadena, CA 91109-80012026 Phase I David BugbyCombinatory Architecture offering Neomobility, on-Venus Adaptability, and Survivability (CANVAS)NASA Jet Propulsion LaboratoryPasadena, CA 91109-80012026 Phase I Anish DamodaranPS21: Transforming Submillimeter Space Interferometry with Photonic TechnologiesUniversity of Central FloridaOrlando, FL  32826-293320

science  Jul 21, 2026

NASA News

Precision Astrometry Using Optically Independent Spacecraft for Graviational Wave Detection

Paul StankusBrookhaven Science Associates  The scientific goal is to enable a new method for observing gravitational waves at low frequencies, based on the astrometric GW signature — gravitational waves passing by the Earth will cause a (very small) coordinated apparent motion of all sky objects. Our innovation is to deploy a new approach to precision […]

science  Jul 21, 2026

NASA News

Mapping Alien Continents: Achieving Optical VLBI for Exoplanet Imaging 

Paul StankusBrookhaven Science Associates The scientific goal of the proposed work will be reconstructing the image, ie resolving surface features, of an Earth-like exoplanet around a nearby star as seen in visible light. The innovation is in two stages. First, the design of a new kind of nulling interferometer — “dynamic hierarchical nulling” — combining inputs […]

science  Jul 21, 2026

NASA News

Interworld Slingshot Resource Surveys

Pablo SobronSETI Institute This proposal explores a new class of reconnaissance spacecraft that map minerals from orbit using Raman spectroscopy during high-speed flybys–without landing, sample return, or extended dwell. If feasible, this concept would enable NASA to evaluate ice and ilmenite at the Moon, ore content at asteroids, and volatile-bearing minerals at Mars’ moons–all with a […]

science  Jul 21, 2026