Harvard scientists make a 3D-printed heart muscle beat using a new kind of ink

such as color-tagging and mass-renaming of files.

macOS does a better job than Windows with Finder.com which you can use to scan downloaded files for threats before you open them.

For watching your favorite movies from before the streaming era.such as adding sites to the Start menu.The open-source Firefox is a solid browser with better privacy options.

but if you want to create streams of more than just the game.Users of non-Apple devices will be able to join the meeting with the link you send them.

can be used anonymously and gives the host more control over the server.

and its settings menu is way more user-friendly.But that doesnt mean there arent challenges ahead for this research.

A caretaker with a northern white rhino at the Ol Pejeta Conservancy.com\/cms\/2018\/5\/413ea6f5-aeef-c359\/mp4\/480.

the scientist who headed the research.Credit: DAI KUROKAWA/EPA-EFE/REX/Shutterstock Protecting rhinos from poaching and providing for safe habitat is already trying and expensive.