Centenarian study finds some remain mentally sharp despite signs of Alzheimer's in their brains

Publicly released: Sat 16 Jan 2021 at 0300 AEDT | 0500 NZDT

JAMA Network Open

A Dutch study of 330 people over the age of 100 who considered themselves cognitively healthy found they maintained high levels of cognitive performance for up to four years, despite a slight decline in memory. Post mortems of 44 participants found Read more about Centenarian study finds some remain mentally sharp despite signs of Alzheimer's in their brains

Keep your nose out of it: Saliva tests may be just as good as nose swabs for COVID-19

Publicly released: Sat 16 Jan 2021 at 0300 AEDT | 0500 NZDT

JAMA Internal Medicine

A review of studies has found that saliva sample-based tests are just as good as nose swab based tests when it comes to detecting the virus that causes COVID-19, raising all our hopes that we could one day say goodbye to that uncomfortable nose poke. Read more about Keep your nose out of it: Saliva tests may be just as good as nose swabs for COVID-19

Aspirin may help breast and bladder cancer patients live longer

Publicly released: Sat 16 Jan 2021 at 0300 AEDT | 0500 NZDT

JAMA Network Open

A US study of nearly 140,000 people looked at the effects of aspirin use on developing and surviving bladder, breast, esophageal, gastric, pancreatic, and uterine cancers, and found that while aspirin use was not associated with preventing cancers, Read more about Aspirin may help breast and bladder cancer patients live longer

That ‘instinctive gut feeling’ comes from your brain

Publicly released: Fri 15 Jan 2021 at 1730 AEDT | 1930 NZDT

Nature Scientific Reports.

New research from The University of Queensland (UQ) illustrates, to a certain extent, why we can take someone at 'face value' and why we develop ‘gut feelings’ about a person within a split-second. New research from The University of Read more about That ‘instinctive gut feeling’ comes from your brain

Are partially protected areas the ‘red herrings’ of marine conservation?

Publicly released: Fri 15 Jan 2021 at 1617 AEDT | 1817 NZDT

Conservation Biology

Partially protected marine areas create confusion and don’t meet their broad conservation objectives, UNSW researchers have found. Partially protected areas – marine reserves that allow some forms of fishing – are no more effective socially or Read more about Are partially protected areas the ‘red herrings’ of marine conservation?

WMO confirms 2020 was one of the warmest years on record as La Niña failed to tame the global heat

Publicly released: Fri 15 Jan 2021 at 1200 AEDT | 1400 NZDT

The year 2020 was one of the three warmest on record, and rivalled 2016 for the top spot, according to a consolidation of five leading international datasets by the World Meteorological Organization (WMO). The warmest six years have all been since Read more about WMO confirms 2020 was one of the warmest years on record as La Niña failed to tame the global heat

Watch out they Bight! Three new Carnivorous sponges found in Great Australian Bight

Publicly released: Fri 15 Jan 2021 at 1034 AEDT | 1234 NZDT

Zootaxa

What’s found three kilometres below the surface of the water, have evolved into meat eaters and can only be found in the Great Australian Bight? Three new species of carnivorous sponges. The new species recently described by Queensland Museum Read more about Watch out they Bight! Three new Carnivorous sponges found in Great Australian Bight

Australian Academy of Science statement on the pandemic, vaccines and misinformation

Publicly released: Fri 15 Jan 2021 at 0830 AEDT | 1030 NZDT

Australia's top scientists urge Australians to continue to consult reputable sources of evidence-based information about COVID-19 vaccines. This week we’ve seen significant misunderstandings and differing views regarding the effectiveness of Read more about Australian Academy of Science statement on the pandemic, vaccines and misinformation

Sunlight damages white skin more than black skin, and shielding doesn't prevent damage

Publicly released: Fri 15 Jan 2021 at 0600 AEDT | 0800 NZDT

PLOS Genetics

DNA damage from sunlight is less common in black people than white people, according to US research, which also found that DNA damage still occurs even if skin is shielded from the sun. The team collected skin cells from 21 black and white people Read more about Sunlight damages white skin more than black skin, and shielding doesn't prevent damage

COVID-19 antibody test helps select donor blood samples for therapeutic use

Publicly released: Fri 15 Jan 2021 at 0600 AEDT | 0800 NZDT

PLOS Pathogens

Argentinian and US researchers have developed and applied an antibody test to assist health authorities in managing the COVID-19 pandemic. The enzyme-linked immunosorbent assay (ELISA) detects immunoglobulin G (IgG) and immunoglobulin M (IgM) Read more about COVID-19 antibody test helps select donor blood samples for therapeutic use