united states
Latest about united states
![Close-up of a mosquito sucking human blood from skin. The mosquito is black on the top with white specks, while its underbelly is red.](https://cdn.mos.cms.futurecdn.net/uAr6sSyPt96Q5mCFdRqaxX-320-80.jpg)
Americans face a higher risk of dengue this year, CDC warns
By Emily Cooke published
The CDC has issued a new health alert as global cases of dengue fever soar.
![Picture of three children (a girl on the left-hand side and two boys on her right) sitting by the edge of a swimming pool. The boy who is furthest on the right-hand side has his head turned back and is looking into the distance.](https://cdn.mos.cms.futurecdn.net/GxzW4b5fwcByzMkZqwbBub-320-80.jpg)
Drowning deaths in US on the rise for the 1st time in decades
By Emily Cooke published
About 500 more people died from drowning each year between 2020 and 2022 than did in 2019, the CDC reports.
![Looped video footage of the jet stream circling the Arctic](https://cdn.mos.cms.futurecdn.net/o48xrmBsXgZFkjBwFijFQ9-320-80.gif)
Polar vortex is 'spinning backwards' above Arctic after major reversal event
By Harry Baker published
Earlier this month, a sudden atmospheric warming event caused the Arctic's polar vortex to reverse its trajectory. The swirling ring of cold air is now spinning in the wrong direction, which has triggered a record-breaking "ozone spike" and could impact global weather patterns.
![An aerial view of a gray whale swimming in the ocean](https://cdn.mos.cms.futurecdn.net/7jwSPHCSCx97f2uRtXjZde-320-80.jpg)
'Should not really exist in these waters': Scientists spot gray whale, thought to be extinct in the Atlantic, off Massachusetts coast
By Jennifer Nalewicki published
Scientists spotted a gray whale — believed to be extinct in the Atlantic Ocean — while conducting an aerial survey.
![Group of five young people sat on a park bench smiling and talking with each other](https://cdn.mos.cms.futurecdn.net/7vo8CUordPfvbKnzCSwCJ5-320-80.jpg)
More than 275 million never-before-seen gene variants uncovered in US population
By Emily Cooke published
The newly uncovered gene variants were identified as part of an analysis of the DNA of more than 400,000 people in the U.S. who agreed to participate in the All of Us Research Program.
![A close-up look at a joro spider in its golden web](https://cdn.mos.cms.futurecdn.net/DvigrKNu5PGHfYoQUeszHn-320-80.jpg)
Giant, invasive Joro spiders with 6-foot webs could be poised to take over US cities, scientists warn
By Harry Baker published
A new study shows that invasive Joro spiders are surprisingly "urban tolerant," which could enable them to take over cities and other urban areas across the U.S. East Coast.
![Dallas, Texas, will be the biggest city in the path of totality.](https://cdn.mos.cms.futurecdn.net/YQSAP6YZqfokn2ApyoP6Ka-320-80.jpg)
Total solar eclipse April 2024: The 10 biggest cities within the path of totality
By Jamie Carter published
On April 8, 2024, more than 31 million people in North America will witness a total solar eclipse, around a third of them in just 10 cities.
![3D illustration of rod-shaped Leishmania parasites depicted in green against a red background](https://cdn.mos.cms.futurecdn.net/YFynGcVwJwp9MpAiztFKsR-320-80.jpg)
Tropical parasite gains a foothold in the US, especially in Texas
By Emily Cooke published
Scientists identified a new strain of a parasite that causes the disease leishmaniasis, and they mainly found it in people who had not recently traveled outside the U.S.
![A false color image of the lunar south pole, showing areas of lower gravity in purple and higher gravity in red](https://cdn.mos.cms.futurecdn.net/t3tj6eCRwpCCo5hqrpJBwF-320-80.jpg)
Humanity's future on the moon: Why Russia, India and other countries are racing to the lunar south pole
By Sharmila Kuthunur published
Half a century after the first humans landed on the moon, global interest is once again rising to visit our celestial neighbor. This time, nations have their sights set on the lunar south pole. Why?
![Yellowish sunrise over the Seattle skyline](https://cdn.mos.cms.futurecdn.net/5BTxymfZA8rswFpYMM92vF-320-80.jpg)
200,000 Americans could die of temperature-related causes each year if global warming hits 3 C
By Emily Cooke published
An analysis suggests that annual temperature-related deaths in the U.S. could rise to one-third of the number caused by cancer if global warming hits 5.4 degrees Fahrenheit (3 degrees Celsius).
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