Virtual worlds and virtual reality are both computer-generated environments, but there are some key differences between the two.

The main differences between virtual worlds and virtual reality are:

•Immersion: Virtual reality (VR) is a more immersive experience than virtual worlds. VR headsets block out the real world and create a sense of presence in the virtual world. Virtual worlds, on the other hand, are typically experienced on a computer screen or mobile device, and the user is still aware of their physical surroundings. • Interaction: VR allows users to interact with the virtual world in a more natural way. Users can move around, grab objects, and talk to characters using their hands and voice. Virtual worlds, on the other hand, typically use traditional input devices, such as a keyboard and mouse. • Persistence: Virtual worlds are persistent, meaning that they continue to exist even when a user is not logged in. This allows users to interact with each other and the virtual world over time. VR experiences, on the other hand, are typically not persistent.

Here is a table that summarizes the key differences between virtual worlds and virtual reality:

Virtual world: is less immersive, less natural and persistent. Virtual reality: is more immersive, more natural and not persistent.

Here are some examples of how virtual worlds and VR are used today: • Virtual worlds: o Second Life: A 3D virtual world where users can create their own avatars, build objects, and interact with other users. o VRChat: A social VR platform where users can create and share custom avatars and worlds. o Roblox: A massively multiplayer online game platform where users can create and play games. • Virtual reality: o Video games: VR games such as Beat Saber and Half-Life: Alyx provide a more immersive and engaging gaming experience. o Education: VR is used in education to provide virtual field trips, medical training, and engineering simulations. o Business: VR is used in business for virtual meetings, product design, and employee training.

Finally, Virtual worlds are typically accessed through a computer or mobile device, and do not require any special hardware. Virtual worlds can be 2D or 3D, and can be used for a variety of purposes, such as gaming, socializing, and education. While Virtual reality (VR) requires a special headset that blocks out the real world and immerses the user in the virtual environment and is often used for gaming and entertainment, but it is also being used for training and education. Virtual worlds and VR are still under development, but they have the potential to revolutionize the way we interact with each other and the world around us. For more details about latest technologies check I-mad Technology blogs.