NASA maps a week of Canadian wildfire smoke across North America
A new NASA model visualization traces brown-carbon smoke from July 14 through July 20 as unhealthy air spread through major U.S. and Canadian cities.
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A new NASA model visualization traces brown-carbon smoke from July 14 through July 20 as unhealthy air spread through major U.S. and Canadian cities.

The early-stage criminal inquiry followed a referral from the DHS inspector general and concerns allegations tied to Lewandowski’s government role. He denies wrongdoing and says DOJ has not contacted him.
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193 stories in this desk.Updated Oct. 23: A nine-state injunction is stayed until 5 p.m. EDT today. Separately, AP reports that some Californians charged in the federal sweep were pursuing citizenship; the allegations are not convictions.
Updated Oct. 23: The Israeli military says two soldiers and two suspected gunmen were killed in a shooting near Hebron; at least five others were wounded. Israel ordered the army to prepare a full West Bank closure.
UNIDIR opened a multistakeholder forum on AI, peace and security, including military uses; it is a consultation platform, not a binding agreement.
Updated Oct. 23: Nigeria’s aviation minister directed authorities to restrict air travel for 46 people identified as contacts of the confirmed Ebola patient for 21 days.
An emergency stay lets New Hampshire enforce its restriction on student IDs while an appeal proceeds. The Supreme Court order pauses a lower-court direction about considering student IDs as evidence of identity; it does not resolve the underlying challenge.
Demonstrations over Indonesia’s wildfire haze have continued across several cities. The Health Ministry says 333,470 acute respiratory illness cases were recorded in seven affected provinces since mid-August; haze has also crossed borders into neighboring countries.
A magnitude 7.0 earthquake struck northern Nagqu on October 22. The reported death toll remains 16, but injury totals differ: AP cited 54, while Reuters later cited 65. Rescue and damage assessments are continuing.
District Attorney Sarah Stogner says her office is investigating mailers sent to student members of a Texas household that claimed to come from a transgender student group. The sender remains unknown; no finding of wrongdoing has been announced.
A new study estimates that summer heat contributed to 50,391 deaths across 854 European cities in June–August, with about 32,619 attributed to human-caused warming. The researchers stress the figures are modelled estimates, not a count of deaths recorded directly as heat-related.
A United Nations climate fund has provisionally set aside $20 million for Nepal after catastrophic August flooding. The amount is only a small share of the government’s estimated $4.7 billion recovery need, and the allocation is not an immediate payment. The Associated Press and Reuters report that the fund’s move is a first test of its loss-and-damage mechanism.
The actor’s family says Skerritt died at 93. His career spanned six decades, with standout roles in Picket Fences, Alien and Top Gun.
Texas Christian University says Daniel Pullin resigned as chancellor effective immediately; former leader Victor Boschini Jr. is returning to the role.
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