Might this be The Gathering by Dan Poblocki? It was published in 2016, and is the first book in the Shadow House Series.
According to this review from jenniferdenney.wixsite.com, the story involves a group of five kids visiting Larkspur house, where they're attacked by other kids wearing animal masks (these other kids are apparently ghosts):
When orphan ...
Honorable mention for ferro fluids.
I wonder if you might be misremembering documentary or popular video clips of ferro fluid, which is a real life and actually spiky, black goo that grows out of lab containers?
The others are from the book "Baleful Beasts and Eerie Creatures". For some reason the stories popped into my head a while back.
TIGGER by A.M. Lightner
Tigger is the name of the sentient cat that serves as scout and guard, of sorts, for a team of astronauts exploring an alien world somewhere in the future.
Tigger's the one on the left, a ...
The Taste of Starlight by John R. Fultz, published in the Lightspeed: Year One magazine in 2011.
You can read the full story here, but here's a brief summary from fullofwords.com:
The Taste of Starlight tells the story of a doctor on a seven-year interstellar mission to a far-off colony. A systems malfunction causes his cryopod to open early, and he ...
You've confirmed that the last story was "A Thirst for Blood" by Arthur Toffee, but unfortunately, that story seems to have only been recorded in one anthology, More Science Fiction Tales: Crystal Creatures, Bird-Things & Other Weirdies, the contents of which do not match up to your other stories.
Summary from here:
A Thirst For Blood (Arthur ...
Presumably this it The Hatred (2017). The opening part of the synopsis on IMDb matches and the rest seems to as well, but as it's rather long I've only included the opening.
The film opens in the 1960s on a rural farm in New York.
Samuel returns from his work out in the fields and sits down to a meal with his wife Miriam and teenage daughter Alice. Alice ...