Here are today’s top science, technology, environment, and medical news compiled by “”

Views expressed in this science and technology update are those of the reporters and correspondents.  Accessed on 18 December 2022, 1403 UTC.

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Top Science News
December 18, 2022

Human brain illustration | (c) koya979 /

Blood Test for Alzheimer’s, Before Symptoms

Clouds above ocean | (c) Pavel Losevsky /

Harvesting Untapped Source of Freshwater

Planet Mars illustration | (c) revers_jr /

Giant Mantle Plume On Mars

Modern-day cat | (c) DenisNata /

First-Ever Domestication of Cats

 Researchers can detect ‘toxic’ small aggregates of a particular protein in the blood of individuals with Alzheimer’s disease, as well as in …
Latest Top Headlines
updated 8:46am EST

Health News
December 18, 2022

Extremely Hot and Cold Days: CVD Deaths

Promising Experimental Cancer Therapy

Living Medicine for Melanoma

Statin Use Linked to Lower Risk of Bleeding …

 People who take cholesterol-lowering drugs called statins may have a lower risk of having a type of stroke called an intracerebral hemorrhage, according to a new study. An intracerebral hemorrhage is …
Latest Health Headlines
updated 8:46am EST

Physical/Tech News
December 18, 2022

Exquisite Views of Distant Galaxies

How Black Holes Grow

Intelligent Behavior from Non-Living Agents

Dust Devils On Mars

 For decades, the Hubble Space Telescope provided us with the most spectacular images of galaxies. This all changed when the James Webb Space Telescope (JWST) launched and successfully completed …
Latest Physical/Tech Headlines
updated 8:46am EST

Environment News
December 18, 2022

Giant Arthropods That Once Dominated the Seas

Human-Like Aspects of Extinct ‘Monkey Lemur’

True Giant Wombat Discovered

Ubiquitous Microplastics in City Air

 Researchers calculated that 74 metric tons of microplastics are dropping out of the atmosphere onto the city annually, the equivalent of more than 3 …
Latest Environment Headlines
updated 8:46am EST

Society/Education News
December 18, 2022

Americans Flocking to Fire

Traditional ‘Good Fire’ May Cut Megafires

Genetic Links Between Traits Often Overstated

No Sign of Decrease in Global CO2 Emissions

 Global carbon emissions in 2022 remain at record levels — with no sign of the decrease that is urgently needed to limit warming to 1.5°C, according to the Global Carbon Project science …
Latest Society/Education Headlines
updated 8:46am EST

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