In a public letter, hundreds of scientists expressed their dissent to the Trump administration's policies affecting the National Institutes of Health and called on its director to support the agency.
The Canadian prime minister framed the spending as a necessary response to a world where the country is more vulnerable to threats — and less protected by Americans.
High-level delegations from the United States and China are meeting in London to try and shore up a fragile truce in a trade dispute that has roiled the global economy.…