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Medical Xpress / Expert shares practical tips for treating hair loss
Hair loss is often caused by a combination of heredity and aging, says Dr. Dawn Davis, a Mayo Clinic dermatologist. Treatments that may slow that type of hair loss and help regrow hair, including over-the-counter therapies ...
Phys.org / Canada tries to adapt to a future of wildfires
Faced with another summer when wildfires have scorched millions of hectares of land and blankets of smoke have disrupted daily life nationwide, Canada is trying to limit the annual devastation.
Tech Xplore / A new way to watch heat move through electronics
The same overheating problem that happens to our laptops also plagues computer servers and data centers around the world—and heat management is only getting harder as computer chips get more compact and powerful.
Phys.org / Long-term study suggests landfill methane emissions are far higher than estimates
Methane is an especially potent greenhouse gas, causing much more warming than carbon dioxide on a unit-for-unit basis—and a new, uniquely long-term study of emissions at a New Jersey landfill suggests that estimates of methane ...
Medical Xpress / Wildfires now the dominant contributor to unhealthy levels of air pollution for pregnant women in the US
Wildfires are well-known health risks. Now, in a new Frontiers in Environmental Health study, researchers in the U.S. have—for the first time—evaluated how prenatal PM2.5 exposure has changed over space and time on a national ...
Phys.org / Attosecond X-ray method maps early electron motions that trigger chemical reactions
All chemistry starts with a push from electrons. In the early moments of a chemical reaction, it's the movement of electrons that initiates the breaking of old chemical bonds and forging of new ones, transforming one molecule ...
Tech Xplore / Paste-and-laser strategy helps TOPCon solar cells reach 26.31% certified efficiency
Improving the efficiency of solar cells is key to reducing the cost of solar power. Now, scientists have developed a new synergistic metallization strategy for tunnel oxide passivated contact (TOPCon) solar cells. The approach ...
Tech Xplore / Silver-containing zeolite offers new route for separating fusion fuel isotopes
Fusion power plants of the future will not only require extremely hot plasmas and strong magnetic fields but also a fuel cycle in which the hydrogen isotopes deuterium and tritium can be recovered, separated and reused. Together ...
Phys.org / Loneliness may damage health in ways isolation does not: New study
You can spend every day surrounded by other people and still feel lonely. You can also spend long periods alone without finding the experience distressing.
Tech Xplore / When expressive humanoid robots are awkward, people become wary
People become more suspicious of a humanoid robot that makes errors, especially when the robot is an expressive conversation partner.
Tech Xplore / These 3D-printed objects can tell you if they're being used properly
Imagine a bottle of hazardous chemicals sitting on a laboratory shelf that changes its appearance to alert scientists that its lid is not properly secured, potentially preventing a dangerous spill.
Phys.org / Geological evidence questions the role of Agulhas Leakage in Atlantic Ocean circulation
For decades, scientists have asserted that the leakage of warm, salty Indian Ocean water south of South Africa into the Atlantic is a major contributor to the Atlantic Meridional Overturning Circulation (AMOC), a component ...