UN health chief Tedros Adhanom Ghebreyesus landed on Saturday in the eastern Democratic Republic of Congo province worst-hit by a severe Ebola outbreak, an AFP journalist saw.
Hawley's 50 years of chronicling climbs in the Himalayas earned her the moniker "the Sherlock Holmes of the mountaineering world" from Edmund Hillary, who with Tenzing Norgay made the first summit of Everest.
Blue Origin's New Glenn rocket unleashed a massive fireball into the sky as it exploded during a test on Thursday, in the latest blow to billionaire Jeff Bezos's space ambitions.
Two of the nine artists who were announced as headliners for a concert series celebrating the 250th anniversary of the United States have publicly backed out of the event, a day after the lineup was released.