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Phys.org / Horizon edge states gain finite description in string theory calculation

Modern physics theories highlight the key role of horizons—boundaries beyond which information cannot reach an observer—in a variety of cosmological and gravitational phenomena. Two renowned examples of these boundaries are ...

25 minutes ago
Medical Xpress / This natural compound may help boost vaccine responses in older adults

Researchers at NDORMS have found that a naturally occurring compound called spermidine may help improve vaccine responses in some older adults by reducing signs of immune system aging.

1 hour ago
Phys.org / Are quarterly earnings pressures hurting companies' long-term innovation prospects?

If public companies are increasingly focused on meeting quarterly earnings expectations, what happens to the innovations that require years of investment and patience to develop?

1 hour ago
Science X / Could less caffeine be the smarter performance enhancer? Scientists find a surprising sweet spot

Think of an athlete eyeing the finish line—could a single shot of caffeine be the difference between a podium finish and a personal best? For decades, runners and cyclists have treated the stimulant as a near-magical performance ...

3 hours ago
Medical Xpress / Expert explains how two pieces of federal action may impact marijuana research, sales, transport, and consumption

As the U.S. Drug Enforcement Administration (DEA) gears up for its administrative hearing on the fate of federal marijuana legalization, UNLV Cannabis Policy Institute (CPI) director Riana Durrett offers a rundown on decades ...

1 hour ago
Phys.org / Bringing back the world's underwater forests starts with communities

A global review of kelp conservation efforts has found the strongest restoration programs are built on unlikely partnerships among scientists, fishers, Indigenous groups and coastal communities.

1 hour ago
Phys.org / Einstein Probe detects mysterious X-ray transient that doesn't fit any known class

Astronomers have reported the discovery of an unusual X-ray transient detected by the Einstein Probe that does not fit any known class of cosmic explosions. The paper presenting its multiwavelength analysis was published ...

4 hours ago
Medical Xpress / Mouse model reveals key inflammatory mechanism behind sleep apnea-related metabolic disease

Researchers at Marshall University have identified a potential immune mechanism contributing to metabolic dysfunction and insulin resistance associated with obstructive sleep apnea (OSA), offering new insight into how chronic ...

1 hour ago
Medical Xpress / Severe nausea linked to pregnancy, birth complications

Pregnant women with a severe form of nausea face increased risks for several pregnancy and birth complications, according to a new Stanford Medicine study of 2.5 million California births.

1 hour ago
Phys.org / Venture debt acts as a bridge between funding stages for tech startups, global study finds

A new international study has found that venture debt is reshaping how capital moves through technology startup ecosystems around the world. Analyzing data from 59 countries between 2015 and 2024, the researchers show that ...

1 hour ago
Tech Xplore / Infrared filter could help detect pollution and disease

Researchers have developed a tiny, electrically tunable infrared filter that could help shrink bulky thermal sensing systems onto portable chips—a technology that could lead to handheld pollution detectors, compact multispectral ...

1 hour ago
Dialog / Completing DNA replication triggers genomic instability in bacteria

If you are anything like us, whenever you plan a journey, you spend a remarkable amount of time thinking about the start and the middle. Is everything packed? What time should we leave? Will there be traffic? Is there a faster ...

3 hours ago