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General Physics Jul 15, 2024

Physicists observe excited states in lanthanum-120

For the first time, physicists have observed excited states in the very neutron-deficient odd-odd nucleus, lanthanum-120. The study, published in Physics Letters B, was conducted by researchers from the Institute of Modern ...

Plants & Animals Jul 15, 2024

Climate change threatens overall firefly populations, study shows, but Midwest could see increase

For many who grew up east of the Mississippi River, yellow twinkling lights punctuate magical childhood memories. New England natives call them fireflies, but they're known as lightning bugs from the Midwest to the South. ...

Astronomy Jul 15, 2024

Supermassive black holes have masses of more than a million suns—but their growth has slowed as the universe has aged

Black holes are remarkable astronomical objects with gravity so strong that nothing, not even light, can escape them. The most gigantic ones, known as "supermassive" black holes, can weigh millions to billions times the mass ...

Environment Jul 15, 2024

Amid a sweltering summer, a new study finds street trees thrive in NYC

So far this summer, New York City—like much of the country—has clocked more than 11 90-plus degree days. In addition to the increasing frequency of extreme heat waves, if it seems hotter in the city than in other environments, ...

Astronomy Jul 15, 2024

How astronomers are using pulsars to observe evidence of dark matter

Tantalizing evidence of potential dark matter objects has been detected with the help of the universe's "timekeepers." These pulsars—neutron stars which rotate and emit lighthouse-like beams of radio waves that rapidly ...

Astronomy Jul 15, 2024

New low-mass galaxy discovered

Astronomers report the discovery of a new galaxy in the constellation Corvus. The newfound galaxy, which received designation Corvus A, has a relatively low mass, is gas-rich and isolated. The discovery was presented in a ...

Nanomaterials Jul 15, 2024

Atomically controlled MXenes enable cost-effective green hydrogen production

A total of 137 countries around the world have signed a "net-zero" climate change agreement to end fossil fuel use and achieve zero carbon emissions by 2050. Hydrogen is being touted as the next green energy source because ...

Ecology Jul 15, 2024

Wildlife tracking technology that adheres to fur delivers promising results from trials on wild polar bears

Studying polar bears just became a lot easier with new "burr on fur" trackers which confirmed scientists' belief that subadult and adult males spend most of their time on land lazing around, conserving energy until the ice ...

Environment Jul 15, 2024

Greece fears water shortages after warmest winter ever

After Greece's warmest winter and earliest heat wave on record, authorities are sounding the alarm over the risk of dire water shortages in the heat of the Mediterranean summer.

Social Sciences Jul 14, 2024

How medical schools can be more accountable to society through community connections

The need for relevant and responsive health-care that improves people's health outcomes means that medical schools need to be accountable for what and how they teach. Medical schools are responsible for training health practitioners ...

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