The country will be in "serious difficulty" if people don't adhere to guidelines, the top infectious disease expert warned.
Over the past week, both states each reported more than five times the total number of new infections seen in Sweden.
"It is within the power of each U.S. resident, even without government mandates, to help slow the spread of COVID-19," the researchers wrote in The Lancet.
New York City's health department revised its safe sex guidelines to allow for the possibility that people will still have casual sex despite the coronavirus pandemic.
Twenty-eight percent of the 122,300 excess deaths in the U.S. from any cause between March 1 to May 30, 2020, have not been attributed to COVID-19.
The Department of Veteran Affairs reported that it treated 4,100 COVID-19 patients at 138 medical facilities in the U.S. in June, up from 1,390 in May.
The groom died two days after the wedding while being rushed to a local hospital in eastern India.
Scientists tested a range of materials to see whether particles could pass through them in a lab.
Scientists watched to see if the coronavirus would infect human heart cells and 'minibrains' in lab dishes.
The study involved over 1,800 African American people.
All police and city hall staff who came in contact with the officer were tested following exposure to the infected employee.
Arizona reported nearly 2,800 COVID-19-related hospitalizations on Monday, the highest number since April 8.
On Tuesday, Texas reported nearly 7,000 new infections, the highest daily case count since the outbreak began.
Around 1,000 cases of MIS-C have been reported worldwide since the start of the COVID-19 pandemic.
"I want to remind all Texans that each of us have a responsibility to help slow the spread of this virus, and I urge everyone to wear a mask, wash their hands regularly, practice social distancing, and stay home if possible," Texas Governor Greg Abbott said.
Scientists collected viruses from pigs in China and found a new form of swine flu.
Bars in California, Texas, Florida and Arizona have been temporarily shut following a rise in new infections.
In a study of this age group, shining a light improved their ability to detect different colours by approximately 22 percent.
Local doctors fear hospitals in San Antonio will reach full capacity in less than three weeks.
Vaccine hesitancy may stand in the way of herd immunity, Fauci said.
On Monday, Los Angeles County saw nearly 3,000 new cases, its highest daily case count since the outbreak began.
Researchers used special equipment to capture images of SARS-CoV-2, the name of the virus which causes COVID-19.