Scientific study

COVID-19 booster shots needed against Omicron, CDC studies show

B.C. study links low summertime river flows with lower chinook salmon productivity

Officials optimistic treatments will help ease COVID-19 strain on health-care system

Prior COVID-19 infection offered protection against Delta variant, but vaccines still best shield against the virus, study says

Swiss researchers launch trial for COVID-19 “patch” vaccine

Study suggests Alberta First Nations people get lower level of emergency care

New study strengthens evidence multiple sclerosis could be triggered by Epstein-Barr virus

Cutting funding for research isn’t a solution

Star streams reveal Milky Way’s ravenous history

Tuesday’s analyst upgrades and downgrades

Coronavirus Update: Ontario shortens isolation time from 10 days to five, delays return-to-school date

From superfoods to the gut microbiome, here are some nutrition takeaways from 2021

South African study offers Omicron COVID-19 variant hope as countries reimpose curbs

Omicron means, as an immunocompromised person, I’m vulnerable once again

What we’ve learned about Omicron so far, including how severe illness from the variant appears to be

COVID-19 updates: Ontario, B.C., Manitoba announce new restrictions amid threat of Omicron variant

Johnson & Johnson, Sinopharm and Sputnik V COVID-19 vaccines less effective against Omicron variant: study

Omicron variant five times more likely to reinfect than Delta, study says

Moderna’s COVID-19 vaccine more likely to cause rare heart inflammation than Pfizer’s, study shows

Pfizer COVID-19 vaccine doses provide good protection against severe illness from Omicron variant, data show

Two COVID-19 vaccine doses not enough to fight off increased infections from Omicron variant, U.K. study finds

Pfizer to buy Arena Pharmaceuticals for $6.7-billion in all-cash deal

Retreating glaciers creating new salmon habitat, B.C. study shows

Billionaires’ household wealth surges by record amount during COVID-19 pandemic, says report

Omicron COVID-19 variant is three times more likely to cause reinfections, new data show

Seven vaccine makers’ COVID-19 boosters raise immune response, British study says

Climate study forecasts a rain-soaked Arctic

Loneliness a major risk factor for depression for seniors during first year of pandemic: study

Britain takes different approach as much of Europe tightens restrictions amid fourth wave of COVID-19

Anti-inflammatory diet may be best to slow cognitive aging

Market in China’s Wuhan likely origin of COVID-19 outbreak, study suggests

COVID-19 vaccines for kids aged 5-11 roll out in Canada. What to know about efficacy, side effects and more

Doctors concerned they can’t access COVID-19 treatments that can prevent hospitalizations

Male doctors disproportionately refer patients to male surgeons: study

We should try to understand the paradox of the vaccine-hesitant health care worker