Miscellaneous items I found of interest during the week.
National Library of Scotland Ordnance Survey Maps
Digitization of the 1:10,560 National Grid 1950s-1960s series of Ordnance Survey maps is now complete for the whole UK.
Naval Marine Archive: Canadian Collection - Ships Database
Canadian ships and many ships that were foreign built but traded regularly with Canada, or were sold to Canadian owners. Where available, further details of owners, masters and voyages are also included.
via a retweet by Jane MacNamara
Mitochondrial DNA can be inherited from fathers, not just mothers
Three families identified with mtDNA heteroplasmy that could not be explained by maternal inheritance.
Meteorological Mid-Winter
If you're shivering and looking at snow falling, take heart — this is on average the coldest day of the year in Ottawa. The 18th to the 22nd have an average minimum temperature of -15.7 C. The lowest average maximum of -6.4 C occurs on the 16th to 20th.
While daily record low temperatures are bitter for another month snow cover means bright days, the sun is rising noticeably earlier and setting later.
According to the North American Ensemble Forecast System Ottawa temperatures stay well below normal through Tuesday, then a brief warming until dropping back Thursday to somewhat colder than normal conditions for the following week.
Millennials, Gen X, Gen Z, baby boomers: how generation labels cloud issues of inequality
Rationality: research shows we’re not as stupid as we have been led to believe.
Why you shouldn't follow the health regimes of these 'peak zen' people.
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