Good afternoon.

Nancy Pelosi says the House will draft articles of impeachment against Donald Trump. The Associated Press reports that the House speaker made the announcement at a news conference, before which Trump tweeted that Democrats have no case, but if they're going to impeach him, they should "do it now."

OPEC wants to further cut oil supply. At its meeting in Vienna, the cartel will be looking to hammer out an agreement with non-OPEC producers, though Russia isn’t yet on board with the plan, Reuters reports.

Huawei plans to sue the US government. The Chinese giant is taking legal action against a recent decision by the Federal Communications Commission to prevent US carriers from using federal subsidies to purchase Huawei equipment, NBC reports. It’s the latest in a string of lawsuits filed by the company around the world.

SpaceX launches a mission to the International Space Station. The Dragon spacecraft is carrying more than two tons of supplies and research cargo, and it'll try again Thursday after winds made launching a bad idea on the original Dec. 4 date. A NASA official declined to confirm if any holiday surprises for the astronauts are onboard.

The future of Uber is basically Amazon. Speaking in New York, Uber CEO Dara Khosrowshahi laid out his vision for the future of the company—placing it at the center of the planet's next technology revolution—but obstacles abound.

Drones are mapping Earth’s last frontier. It’s been incredibly difficult to accurately explore the world’s oceans. Startup Sofar Ocean Technologies is trying to close that data gap by its deployment of cheaper oceanic buoys.

Ethiopia’s Sidama people have voted for their own state. 98.5% of eligible voters approved formulating a tenth state in the country in a turning point for an uncertain federalism.

Impeachment witnesses split down party lines. The New York Times writes that three out of four legal scholars (those invited by Democrats) agreed that Donald Trump’s dealings with Ukraine are impeachable. The other (a Republican invitee) said the case against him isn’t solid.

Republicans abandon constitutional originalism. Conservatives lean on the philosophy of wondering what the framers of the US Constitution would think, as a judicial defense. Yet, they let go of all of that in the ongoing impeachment inquiry.

A "dishonest scrivener" covertly changed the Constitution’s impeachment clause. A Constitutional scholar at the inquiry hearing today mentioned the day in 1787 when the Constitutional convention debated a clause on impeaching.

Obscure state regulations gave birth to the opioid crisis. Five states—California, Idaho, Illinois, New York, and Texas—were subject to a "triple threat" of conditions that left them particularly susceptible to a flood of painkillers.

Hashtags like #MeToo and #BlackLivesMatter make people doubt the news. When news outlets include viral hashtags in their social media posts, readers perceive the news topic to be less important, with some sensing political bias.

An anti-Bloomberg ad ran on bloomberg.com. The “[Michael] Bloomberg will take your guns ad” that slipped through an algorithmic decision-making process was the creation of US gun lobby NRA, which is unhappy with Bloomberg’s presidential bid.

Africa’s fintech boom could power the industry’s future globally. In the inaugural edition the Global Fintech Index City Rankings, four African cities are identified among the top 100 fintech ecosystems globally.

India is the next big startup hub. A medley of factors, including growing internet penetration and a vibrant developer ecosystem, are largely to thank.

12 themes will shape the next half-century. We asked dozens of entrepreneurs, scientists, academics, and artists, what the world will look like in 50 years. They predicted that AI will be transformative, climate change will dominate, and the genetic revolution will be in full swing.

Here’s how countries might actually reach the UN sustainable development goals. There is a greater need for sustainable finance to back projects meeting SDGs for 2030. Meet the “stretch fund.”

Science can’t fix dementia’s most heartbreaking problem. No matter how far science advances, it will never be able to tell you how to personally deal with a dementia diagnosis. ✦

SCOTUS justices are stumped in a case with “massive economic significance.” How the court rules on a dispute over a tax refund between a now-bankrupt company and its subsidiary could affect hundreds of millions of dollars in tax refunds annually and how contracts are drafted nationwide.

Its chief justice sounded almost socialist in the ARCO Montana case. John Roberts urged private landowners to think big picture in their bid for a smelter owner to shoulder cleanup costs for 20,000 acres of land in Montana.

Carbon credits take center stage. Carbon credits are taking center stage at the United Nations COP25 climate conference in Madrid this week. But the credits often get funneled to specific tree-planting projects, and it’s very hard to make sure those new trees don't disappear.

Climate activists in poor countries face more danger. Nineteen of the 20 countries with the most murders linked to climate activism are in the Global South. But solidarity from movements in rich countries, including Extinction Rebellion, could help protect vulnerable people.

China dissed Mike Pompeo with a literary insult. An official compared the US secretary of state to a well-known character in Chinese literature, effectively portraying Pompeo as a petty, nagging figure repeating "lies" about China.

Rwanda is spending millions—with one of Europe’s richest soccer teams. The latest soccer giant benefiting from Rwanda’s tourism promotion drive is the French soccer club, Paris St. Germain—despite criticism spending on promoting tourism amid poverty.

There’s a new rule for calculating “dog years.” One year in your dog’s life isn’t truly the same as seven years in yours. Instead, the dog’s first year is more like a human’s first 31, followed by 11 additional human years every time your dog’s age doubles after that.