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Ecology 3 hours ago

Human activity is making it harder for scientists to interpret oceans' past

New research shows human activity is significantly altering the ways in which marine organisms are preserved, with lasting effects that can both improve and impair the fossil record. The findings are published in the journal ...

Biochemistry 3 hours ago

Chemists produce new-to-nature enzyme containing boron

Boronic acid has been used in organic chemistry for decades, even though it is not present in any organism. "It gives rise to different chemical reactions than those we find in nature," explains Gerard Roelfes, Professor ...

Astronomy 3 hours ago

Improving timing precision of millisecond pulsars using polarization

Pulsar timing enables the most stringent tests of fundamental physics. By monitoring the pulse times of arrival (ToAs) of an ensemble of stable millisecond pulsars (MSPs), known as a pulsar timing array (PTA), it is possible ...

General Physics 3 hours ago

Hidden citations in physics may obscure true impact

In the scientific literature, a citation acts as a mechanism to signal prior knowledge, enhance credibility, and protect against plagiarism. But it also gives credit to the individual or team who established or discovered ...

Ecology 3 hours ago

Big data helps determine what drives disease risk

Working with nearly 3,000 observations across almost 1,500 host-parasite combinations, researchers at Notre Dame University have found that biodiversity loss, chemical pollution, introduced species, and climate change, but ...

Optics & Photonics 3 hours ago

Terahertz flexible multiplexing chip enabled by synthetic topological phase transitions

The terahertz band is a gap band between microwave and infrared, and has shown great application potential in many cutting-edge information fields such as 6G communications. Terahertz silicon-based photonics has many advantages ...

Environment 3 hours ago

Scientists identify contributions of vertical atmospheric measurements and simulations during haze pollution in Beijing

Recently, Science Bulletin published research that explored the source of ammonium in PM2.5 at different heights of the atmospheric boundary layer in Beijing, and found that combustion-related ammonia is very important to ...

Social Sciences 4 hours ago

Researchers search for solutions to construct a comprehensive workforce

At the perimeter of any construction site, you will find large fences designed to keep construction materials in and danger out. But those aren't the barriers that keep more people from joining the construction workforce.

Economics & Business 4 hours ago

Few tenure-track jobs for engineering Ph.D.s, study finds

A study finds that most engineering Ph.D. graduates will never secure a tenure-track faculty position. Over the past 50 years, the number of full-time faculty positions in US universities has steadily declined while production ...

Biotechnology 4 hours ago

Great balls of protein: CSIRO turns red meat into nutritious powder

Australia's national science agency, CSIRO, is adding value to the beef sector, turning red meat into a highly nutritious powder to give an allergen-free protein boost to snacks and beverages, targeting a $3.8 billion health ...

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