Science X Dialog

Science X Dialog is where researchers can share news and information about their own published journal articles.
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Dialog / A few superspreaders transmit the majority of coronavirus cases

The coronavirus has traveled the globe, infecting one person at a time. Some sick people might not spread the virus much further, but some people infected with the SARS-CoV-2 are what epidemiologists call "superspreaders."

Jun 8, 2020 in Medicine & Health
Dialog / We've discovered how these deadly bacteria use a common sugar to spread through the body. It could help us stop them

Although bacteria are single-celled and microscopically small, they still need energy to survive, just like us. One of the most efficient ways of acquiring energy for bacteria is through sweet, soluble carbohydrates: sugars.

Jun 5, 2020 in Biology
Dialog / 2-D or not 2-D: Scientists revise a longstanding paradigm on the physics of layered materials

Crystals only one atom thick are commonly obtained by starting with layered materials, where thousands of individual atomic planes are stacked together by weak van der Waals interactions. Scientists have spent many decades ...

Jun 5, 2020 in Nanotechnology
Dialog / We dug up Australian weather records back to 1838 and found snow is falling less often

As we slowly emerge from lockdown, local adventures are high on people's wish lists. You may be planning a trip to the ski fields, or even the nearby hills to revel in the white stuff that occasionally falls around our southern ...

Jun 4, 2020 in Earth
Dialog / A 515 million-year-old freeloader: This nutrient-stealing marine worm is the oldest known parasite

The COVID-19 outbreak has put into stark relief the disruption parasites can cause, both in human society and ecosystems.

Jun 3, 2020 in Other Sciences
Dialog / Trick or treat? Role of uric acid and central obesity on the risk of metabolic syndrome

Metabolic syndrome is a collection of conditions that happen together, increasing your risk of heart disease, stroke and type 2 diabetes. These conditions include increased blood pressure, high blood sugar, excess body fat ...

Jun 2, 2020 in Medicine & Health
Dialog / Clear masks for caregivers mean young children can keep learning from adults' faces

As daycare centers and pre-kindergartens begin to reopen around the U.S., the Centers for Disease Control and Prevention recommends masks be worn by teachers, care workers and children over two years of age.

Jun 1, 2020 in Medicine & Health
Dialog / Low-temperature selective oxidation of methane by dioxygen over distant binuclear cationic centers in zeolites

Activation of dioxygen (O2) has attracted enormous attention due to its potential for utilization of methane and applications in other selective oxidation reactions. We (Edyta Tabor, Jiri Dedecek, Kinga Mlekodaj, Zdenek Sobalik, ...

May 29, 2020 in Chemistry
Dialog / Origin of arsenic in Bangladesh groundwater

Twenty years ago, Smith and colleagues described groundwater arsenic (As) contamination in Bangladesh as the "largest mass poisoning of a population in history." An estimated 60 million people were unknowingly drinking groundwater ...

May 29, 2020 in Earth
Dialog / Half the matter in the universe was missing—we found it hiding in the cosmos

In the late 1990s, cosmologists made a prediction about how much ordinary matter there should be in the universe. About 5%, they estimated, should be regular stuff with the rest a mixture of dark matter and dark energy. But ...

May 28, 2020 in Astronomy & Space
Dialog / A fossil discovery reveals the earliest relative of modern mammals

Over 300 million years ago, our ancestors diverged from the ancestors of reptiles and began the evolutionary journey towards becoming mammals.

May 27, 2020 in Other Sciences
Dialog / 3-D-printed silicon chips with ultrafast trains of laser pulses

As the basis of the electronics industry, silicon influences most people's daily lives. The powerful Si-based devices in homes are still fabricated by an optical method: lithography. Despite decades of developments and huge ...

May 26, 2020 in Nanotechnology