Brookfield Zoo is celebrating the arrival of an adorable baby porcupine. We had to know: How do mama porcupines give birth safely? 

Scientists say global emissions need to drop 45% by the end of the decade compared to 1990 levels. But recent data show they are going up, not down, in part due to rising energy demand and the expansion of fossil fuel use.

“Chicago Tonight” co-host and “Chicago Tonight: Black Voices” host Brandis Friedman moderated the latest edition of our “Chicago Tonight: Black Voices” community conversation series in a discussion focused on the state of voting rights.

If a casino is coming to the riverfront, publicly accessible open green space should be a priority, as well as considerations for wildlife habitat, environmental advocates say. And the buildings themselves should be held to the highest standards of sustainability and climate resiliency.

The gap extends from a little after 11 a.m. to about 7 p.m. on Jan. 6, 2021, and involves White House calls, according to the person, who was not authorized to speak publicly about the ongoing investigation and spoke to The Associated Press on Tuesday on the condition of anonymity. It’s unclear if that gap includes White House cellphones.

The Food and Drug Administration’s decision opens a fourth dose of the Pfizer or Moderna vaccines to those age 50 or over at least four months after their previous booster.

Both officers were listed in fair condition after being treated at local hospitals, while the suspect’s condition was not immediately known Tuesday morning.

“To call this case horrific, gruesome and violent would be an understatement,” Assistant State’s Attorney Danny Hanichak said in court Monday. Jamie Jones, 31, was ordered held without bond during a hearing Monday following his arrest on two counts of first-degree murder, aggravated kidnapping and domestic battery. 

A WTTW News investigation shows a company that donated more than $100,000 to funds connected to gubernatorial GOP candidate Richard Irvin received millions in Aurora contracts. The 11th Ward has a new alderperson in Nicole Lee. And as millions of Ukrainians flee Russia’s invasion, some refugees have already found their way to Chicago. 

Top Chicago public health officials say that the BA.2 omicron subvariant will be making up most of Chicago cases by the end of the month.

Some Ukrainians are sticking it out to fight or help defend their country. Others have left their homes but are staying elsewhere in Ukraine to wait and see how the winds of war will blow. Still others are elderly or ill and need extra help moving anywhere.

A review of state campaign filings and Aurora public records shows that a company that donated more than $135,000 to political funds connected to Richard Irvin also received millions in city contracts. That same company was also the beneficiary of legislation pushed by Irvin that could prove lucrative.

The Bucktown coffee shop, located at Armitage and Hoyne avenues, joins four others in the city – Hyde Park, Logan Square, Edgewater, and downtown – and one each in suburban La Grange and Cary. 

Starting Monday, Metra has added five train trips – 91 up from 87 – to its popular BNSF Line, which runs between Aurora and Chicago along stations including Downers Grove, Hinsdale and Brookfield.

Nicole Lee is the first Chinese American, the second Asian American and the first Asian American woman to serve as an alderperson in the city of Chicago.