Новости за 17.12.2022

In the Arctic, the freedom to travel, hunt and make day-to-day decisions is profoundly tied to cold and frozen conditions for much of the year. These conditions are rapidly changing as the Arctic warms.

Water has puzzled scientists for decades. For the last 30 years or so, they have theorized that when cooled down to a very low temperature like -100C, water might be able to separate into two liquid phases of different densities. Like oil and water, these phases don't mix and may help explain some of water's other strange behavior, like how it becomes less dense as it cools.

Voting districts are redrawn following each census in the United States. In most states, new district maps are implemented by the state legislature. This makes the process prone to manipulation by the current majority party, or gerrymandering. Although the Supreme Court has ruled that gerrymandering violates the Fourteenth Amendment, it has not established criteria to evaluate cases, making the practice difficult to identify and correct.