Former Vice President Joe Biden won Hawaii's Democratic presidential primary on Saturday in the latest victory on his march toward the party's 2020 nomination.
Armoured vehicles and water cannon deployed earlier to tackle protests amid China plans to force through security laws
An elite cadre of 20th-century syphilis hunters can teach us a lot about what it takes to stop infections.
The Centers for Disease Control and Prevention (CDC) is warning that rodents are becoming increasingly aggressive as they scavenge for foodamid a mass closure of restaurants caused by the coronavirus outbreak.
We will need a comprehensive strategy to reduce the sort of interactions that can lead to more infections.
Secretary of State Mike Pompeo is facing a critical test with brewing scandals at the State Department that threaten to derail any future political ambitions.
Several people who attended a high school swim party in Arkansas have contracted Covid-19, Gov. Asa Hutchinson said.
Public health experts warn that the president's coronavirus-themed trips to swing states could bring a higher risk of the virus to the communities he visits.
Poll of the week: A new national Fox News poll finds former Vice President Joe Biden with a 48% to 40% lead over President Donald Trump.
Hong Kong police fired water cannon and tear gas at protestors Saturday after thousands of demonstrators took to the streets over a move by China to curtail the citys autonomy.