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Refresh Science

Environmental activist, writer, and blogger - inspired by social and environmental issues and the intersection of the nature, science, and place.

magnetic levitation in trains

What is Magnetic Levitation?

Magnetic levitation is a method where magnetic fields are used to suspend an object. It is also know as magnetic suspension. Magnetic force is used to prevent the effects of gravitational force or any other accelerations.

what is e-waste recycling ?

What is Electronic Waste Recycling

Electronic waste recycling is the process of recycling and reprocessing of electrical and electronic components of any machine that has been discarded or regarded as obsolete.

Introduction to piezoelectric roads

Energy Harvesting From Piezoelectric Roads

Piezoelectric material in form of piezoelectric devices is used in the application of making piezoelectric roads. When a vehicle travels in a road, the wheels exert a force into the piezoelectric device and so the deformation in the material takes place.

What is 5G technology

What is 5G Technology and How it works?

5G is designed to connect virtually in high data speed, with high reliability and low latency. 5G is a unified platform than 4G. 5G can deliver up to 20 Gigabits-per-second (Gbps) peak data rates and 100+ Megabits-per-second (Mbps) average data rates.

Essay on Social Media

Essay on Social Media

Social media is an digital application that allows the user to create and share information’s, ideas, careers etc with each other. We can say social media is an online communication and information sharing platform. This sharing is done through virtual communities and networks.

Introduction to Blockchain

Introduction to Blockchain

Blockchain is a distributed database but its stored devices are not connected with a shared server. In block chain list of records are stored as blocks and they are linked by using cryptography.

Introduction to Machine Learning

Introduction to Machine learning

Machine learning is an application of artificial intelligence that involves algorithms and data that automatically analyse and make decision by itself without human intervention.

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