Emily Sullivan

The mottled spots giraffes are known for aren't random, according to a new study that suggests that the patterns are inherited maternally — and that they may impact the chances of a calf surviving its first few months of life.

The roundness and smoothness of a giraffe's spots are inherited through its mother, wildlife biology researchers reported in the academic journal PeerJ last week.

Updated at 2:00 a.m. ET Wednesday

Hurricane Michael has grown into a Category 4 hurricane, with sustained winds reaching 130 mph, as it barrels toward northwestern Florida, making it a much stronger storm than Hurricane Florence was when it made landfall as a Category 1 storm drenching the Carolinas last month, according to the National Hurricane Center.

Racist robocalls targeting Andrew Gillum, a black Democrat gubernatorial nominee in Florida, went to residents throughout the state recently in an apparent attempt to influence voting.

The 39-year-old Tallahassee mayor and upset candidate is the first black nominee from a major party for Florida governor.

In the latest blow to already fragile ties between the United States and Pakistan, the Defense Department said on Saturday it has suspended $300 million in funding to Islamabad over what it calls the government's failure to take action against terrorists.

Puerto Rico's sole provider of electricity for 1.5 million residents says power has been returned to all homes that lost electricity from Hurricane Maria last September.

Puerto Rico Electric Power Authority identified a family near the mountainous, rural barrios of Real and Anón, in Ponce, a city and municipality in the island's south, as their final customers to receive returned power. PREPA tweeted their image.

Both Lillian Barnes' and Harold Holland's spouses died in 2015. Holland and Barnes saw each other soon after at a family reunion. As Holland put it, they "got to talking, and went to a graduation dinner, and then a Christmas dinner and one thing led to another. I said, 'Well, we should try this again.' "

Barnes and Holland had divorced each other 50 years earlier. This month, they're remarrying each other.

"The whole flame was still there," Holland said. "We just love each other so much right now."

The #DeleteFacebook movement is putting its money where its mouth is. Since the company's recent Cambridge Analytica scandal, Facebook's stock has plunged 18 percent — decimating about $80 billion from the company's total market value, according to a couple of analyses.

Would you choose a romantic partner based just on their voice?

A new dating app lets you do just that. The app, Waving, is just like Tinder: You swipe right for someone you're into, and swipe left for someone you're not. But the app's profile doesn't host any photos of favorite hobbies or pets, or long bios that help you glean some insight into your potential date's lifestyle — just a short voice message.

A high school teacher — a reserve police officer — accidentally discharged his gun during a lesson at Seaside High School in Seaside, Calif., on Tuesday.

The incident occurred in the midst of a national conversation about arming teachers that stemmed from the mass shooting at Marjory Stoneman Douglas High School in Parkland, Fla., which left 17 people dead.

Johnnie, meet Jane. In a play on signature top-hatted man on Johnnie Walker scotch whisky bottles, the company has introduced Jane, a "symbol to represent the fearless women taking steps on behalf of all."

Priced around $34, the special edition bottles will go on sale in March — just in time to for Women's History Month.

It's unclear whether or not Johnnie Walker executives believed women wouldn't buy their product unless they were represented on its packaging. In any event, Jane Walker isn't the first attempt to market seemingly gender-neutral products to women.

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