The Fauci hearing was painful to watch. But we need answers on Covid-19’s origin| David Relman

Prosecutors pointed to internet searches made on the family computer in the months before the killings to make their case Prosecutors revived a theory in the Lindsay Clancy murder trial case this week, suggesting she had faked a suicide attempt after allegedly strangling her three children. While prosecutors have been arguing that Clancy acted intentionally and should be held criminally responsible, her defense has said she suffered from postpartum psychosis...

The Trump administration delayed a rule last year that could have sped up the effort to pinpoint the source of the contamination. Critics charge that food safety oversight has eroded overall.

Figures disclosed by 33 NHS trusts show temperatures on wards during July rose above 28C limit set by NHS England Hospitals in England have recorded temperatures of almost 42C this summer, with surgeries being cancelled because operating theatres’ cooling units stopped working in the intense heat. The Northern Care Alliance NHS foundation trust, which runs four hospitals in Greater Manchester, recorded a temperature of 41.8C during last month’s heatwave – 14C above the recommended safe maximum. Some patients are also cancelling their own surgery because it is too hot for them to travel. Hospitals and GP surgeries are offering frail elderly patients appointments at the start and end of the day, when it is less hot, to make it easier for them to attend. Ambulance services are struggling to keep some medications at the right temperature because it gets so hot in the back of their vehicles. NHS ambulance trusts have relaxed their usual dress code rules to help crews stay cooler, for example by wearing shorts rather than trousers..