Astronomy

Globular cluster system of NGC 4546 studied in detail

Using the Gemini-South telescope, astronomers have performed a photometric study of the lenticular galaxy NGC 4546. Results of the new research provide more clues about the structure and nature of the galaxy's globular cluster ...

Astronomy

A submillimeter survey of protostars

The formation of stars involves the complex interactions of many phenomena, including gravitational collapse, magnetic fields, turbulence, stellar feedback, and cloud rotation. The balance between these effects varies significantly ...

Climate change is not the only threat for plants

To maintain plant and animal species on earth, we need not only to consider the direct effects of climate change, but we must also take other equally important environmental issues into consideration—such as changes in ...

How dinosaur blood vessels are preserved through the ages

A team of scientists led by Elizabeth Boatman at the University of Wisconsin Stout used infrared and X-ray imaging and spectromicroscopy performed at Berkeley Lab's Advanced Light Source (ALS) to demonstrate how soft tissue ...

Earth climate models and the search for life on other planets

In a generic brick building on the northwestern edge of NASA's Goddard Space Flight Center campus in Greenbelt, Maryland, thousands of computers packed in racks the size of vending machines hum in a deafening chorus of data ...

Painting of deity found inside 3,000-year-old coffin

Three men, one at each end and one at the middle, slowly and gingerly lifted the wooden lid as if handling a giant eggshell. Quietly offering each other direction and status reports, they glided a few steps and placed the ...

The paradox of dormancy: Why sleep when you can eat?

Why do predators sometimes lay dormant eggs, which are hardy, but take a long time to hatch and are expensive to produce? That is the question that researchers from Singapore University of Technology and Design (SUTD) set ...

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Medical Xpress

Diseases, Conditions, Syndromes
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Diseases, Conditions, Syndromes
The global spread of the coronavirus: Where is it?
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Over 100 released from virus quarantine in Germany
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Tech Xplore

Cutting off kidney cancer at its roots

Scientists at the MDC have discovered stem cells responsible for the most common form of kidney cancer. The team of Walter Birchmeier has found a way to block the growth of these tumors in three models of the disease.

Extreme weather could bring next recession

Physical climate risk from extreme weather events remains unaccounted for in financial markets. Without better knowledge of the risk, the average energy investor can only hope that the next extreme event won't trigger a sudden ...

Facial expressions don't tell the whole story of emotion

Interacting with other people is almost always a game of reading cues and volleying back. We think a smile conveys happiness, so we offer a smile in return. We think a frown shows sadness, and maybe we attempt to cheer that ...

Flight of fancy? Aviation industry tries to go green

From an emissions-reducing model jet that looks like something from a sci-fi movie to electric aircraft and sustainable fuel, the aviation industry is ramping up efforts to go green as consumer pressure grows.

Antarctica registers record temperature of over 20 C

Scientists in Antarctica have recorded a new record temperature of 20.75 degrees Celsius (69.35 Fahrenheit), breaking the barrier of 20 degrees for the first time on the continent, a researcher said Thursday.

Microplastics: A macro problem

Flying somewhere over the planet, there's a plane equipped with research-grade, double-sided tape on the outside of its hull. Each time the pilot lands the plane, he removes the tape, seals it in a package, and replaces it ...

The carbon cost of home delivery and how to avoid it

Delivering online shopping to people's homes is a huge source of greenhouse gas emissions, particularly when deliveries fail and the journey needs to be repeated. Researchers are now re-thinking home deliveries to see if ...

In court, far-reaching psychology tests are unquestioned

Psychological tests are important instruments used in courts to aid legal decisions that profoundly affect people's lives. They can help determine anything from parental fitness for child custody, to the sanity or insanity ...