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Tech Xplore / Road deaths have declined globally since 1990 except in poorer countries, study finds
Road deaths are declining in the U.S. and worldwide, but lower-income countries aren't experiencing much of the improvement, according to a study published Monday.
Phys.org / Nearby rocky planet may be replenishing helium from atmosphere, study finds
Nearly a decade after the discovery of LHS 1140b, a rocky exoplanet in the habitable zone of a nearby low-mass star, a new study reveals that the object may have its own atmosphere.
Phys.org / Tooth enamel reveals the origins of African slaves buried on St Helena
In the mid-19th century, the remote island of St. Helena, located about 1,200 miles (1,900 kilometers) off the southwestern coast of Africa, became a receiving point for thousands of enslaved Africans rescued from illegal ...
Phys.org / Ultraviolet light uncovers the first known juveniles of a mysterious Jurassic fish family
For more than 150 years, fossils of Jurassic fish scattered across Europe's museums were studied and drawn by generations of scientists. However, when a paleontologist decided to shine an ultraviolet light on them, a hidden ...
Phys.org / Scientists invent new board games to reveal how we tackle the unknown
Playing board games can be fun, challenging, infuriating and a great way to pass the time. They can also help scientists understand how we solve new problems.
Science X / This device pulls electricity from humid air using waste materials
Imagine what would happen if the source of your electricity was not the sun, wind, or water flow, but rather the moisture present in the air? The ability of moisture to provide energy has been well-known for a long time, ...
Phys.org / NASA's Psyche mission delivers Mars flyby data, time-lapse video
The spacecraft aced its encounter with Mars. Now, mission scientists are studying a trove of data from the flyby in preparation for its arrival at asteroid Psyche in 2029.
Phys.org / Students enable widespread water monitoring in India
When a local community gets involved in environmental monitoring, its efforts can build awareness of local environmental issues and provide more abundant data than scientists can collect on their own. But how does the quality ...
Phys.org / Decade of research reshapes multilingual learner policy
A lot of high school students load up on Advanced Placement courses to strengthen their college applications. But for many California students classified as English learners, access to even the basic college-preparatory courses ...
Medical Xpress / How brain remodeling during adolescence shapes memory
Scientists have long known that the human brain continues developing well beyond the teenage years, with important changes involving decision-making and emotional regulation extending into the mid- to late 20s. Now, for the ...
Phys.org / Frame-dragging observations validate Einstein yet again
More than a century after Albert Einstein first transformed our understanding of gravity, his general theory of relativity continues to withstand ever more demanding experimental tests. Now, an international team led by Ignazio ...
Phys.org / Scientists recover sub-Saharan Africa's oldest ancient animal DNA
Ancient DNA can be a powerful tool for helping us reconstruct the long-dead past. Most surviving genetic material comes from the bones and teeth of animals that lived in cold environments, where freezing temperatures help ...