Effi, 26, who hasn't seen his 90-year-old grandfather in a year, says he joined trial 'for every Jewish family divided by the pandemic'

Experts say disappearing antibodies don't spell the end of immunity, following seemingly alarming British study

Researchers issue call for sewage plants worldwide to disinfect wastewater, lest pumping it into natural water sources lead to infections among animals or humans

ERAN helpline says many of those calling now don't have diagnosed mental health issues; Rivlin: We must treat the isolation as well as the virus

Israel has started producing its new coronavirus vaccine. Will it work? Boaz Kolodner and 80 other Israelis have volunteered their immune systems to find out

14 cities to have their sewage tracked in a bid to spot virus spikes early; university deploys toilet analysis to find dorms with infection before it spreads across campus

Interim report presents bleak picture of mistaken quarantines, elderly at risk, businesses floundering and schoolchildren struggling; urges state to quickly fix problems

With some restrictions rolled back and more relaxing of rules on the way, virus stats are encouraging, but deaths are still accumulating and the social fabric has ruptured

Using unique filmmaking techniques, Suzanne Hillinger and colleagues uncover politically motivated decisions that ignore science and turn US handling of pandemic into chaotic mess

Nine leading academics say Health Ministry research has it all wrong with suggestion that children are drivers of infection - an idea that may slow down school reopening