Wireless power (not ethernet over power).
Teleporting.
Alternative fuel.
superconductors.
Micro level experimentation for macro level process phenomenons.
universal quanta energy.
You could also approach through big philosophical questions:
Why should a universe exist at all?
What is the universe expanding into?
What's on the other end of a black hole?
And so on. These types of questions can lead to their own seminar topics as well.
Leak makes the future bleak
investment management seminar topics
pls give seminar topics for hacking
The role of social media influencers in modern advertising. The impact of native advertising on consumer behavior. Ethical considerations in online advertising practices. The effectiveness of product placement in movies and TV shows.
Stay out of debt. Give facts on how much money this will save after certain amounts of time.
For IT seminar, the topics could be: Cloud computing Android Ethical hacking or on any new technology .
cybercrime and bluebrain concepts are most powerful seminar topics
latest seminar topics in information technology
no
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about politics like seminar topic
u can take seminar related current issues such as 1)21st dec 2012 fact 2)jan lokpal 3)usa's attack on pakisthan