The spell tome can be bought from Drevis Neloren at the college of Winterhold once the player reaches level 70 illusion.
Yes, it can be acquired through a spell tome named invisibility from the master illusionist in the College of Winterhold.
At lvl 68 you can learn it from any Mage trainer
Invisibility Potions and Fortify Health Potions
There is no scientifically proven "Invisibility Spell" in reality; invisibility as depicted in fiction remains a fantasy. While some magical practices and rituals may claim to offer invisibility, they are symbolic or metaphorical rather than literal. If you're interested in exploring concepts of invisibility, consider studying illusionary techniques or creative arts that can create the illusion of invisibility, such as theatrical performance or visual effects.
Detect Life is not available as an Enchantment in Skyrim. It is only available as a spell.
Get the conjure familiar spell and use it
The cloak is a cloak of invisibility. But it's different then other cloaks of invisibility because the invisibility spell lasts forever.
yes you can but you will need. luna moth wings, and chauruss eggs
Voldemort, Dumbledore, or other powerful wizards don't need an invisibility cloak; according to the story, there is a simple spell they can use to make themselves invisible, and using this spell is much more convenient than using a cloak.
In World of Warcraft: The Invisibility spell is a mage class ability the provides the mage with a limited duration kind of stealth. While not actually a true stealth spell, Invisibility makes the mage disappear over 3 seconds time (instant if talented) and makes it so no one else can see them. The mage can move around, but if they cast any spells, the effect ends. Lasts 20 seconds.
I heard Skyrim has a university for you.
Try a calm spell.