Tropical Storm Nestor expected to form in gulf, head for Florida

The National Hurricane Center has begun issuing advisories and warnings ahead of what is expected to be the season’s next tropical system. Tropical Storm or Subtropical Storm Nestor will likely form in the Gulf of Mexico tonight, before bringing rain and wind to Florida this weekend.

Space station's 2 women prep for first all-female spacewalk

NASA astronauts Christina Koch and Jessica Meir will make "HERstory," as NASA is calling it, with the first all-female spacewalk. All four men aboard the International Space Station will remain inside, as Koch and Meir go out to replace a broken battery charger.