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Science & Technology >< Sains & Teknologi

Mimpi –Antara Alam Sadar dan Alam Bawah Sadar (3): Gelombang Pada Otak Manusia dan Wilayah Aktivitasnya

… Dan Kami tidak menjadikan mimpi yang telah Kami perlihatkan kepadamu, melainkan sebagai ujian bagi manusia… (Q.S. Al Israa: 60)
Pada tulisan terdahulu, telah dikemukakan bahwa sekurangnya ada empat gelombang otak –yang juga dikenal sebagai brainwave– dipancarkan dari otak kita; yaitu Betha, Alpha, Tetha dan Delta. Apa saja fungsinya? Bagaimana peranannya? Mari kita eksplorasi.

Mimpi –Antara Alam Sadar dan Alam Bawah Sadar (2): Mimpi Sebagai Fenomena Psikologis

Secara ilmiah, mimpi merupakan fenomena psikologis yang usianya setara dengan peradaban manusia. Walau demikian, studi yang serius dan ilmiah tentang mimpi sendiri baru pertama kali dilakukan oleh Sigmund Freud pada sekira dua ratus tahunan yang lalu. Setelah itu mulilah banyak ahli berbicara tentang mimpi. Salah satu pendapat bias kita kutip dari Wikipedia:

Mimpi –Antara Alam Sadar dan Alam Bawah Sadar (1): Mimpi sebagai Manifestasi Spiritual Para Nabi dan Orang-orang Shalih

Mimpi. Saya yakin semua orang pernah mengalami fenomena ini. Ada mimpi yang terasa menyenangkan, kita biasa menyebutnya mimpi indah. Ada juga mimpi yang tidak menyenangkan dan biasa kita sebut sebagai mimpi buruk. Namun, apakah mimpi itu sebenarnya? Bagaimana mimpi bisa terjadi?

When Purchasing Wireless Routers Become a Problem

Nowadays, many friends of mine who like to use wireless routers as the tools allows them to remotely connect to the Internet without the need for cables. Recently, some of them asked for my recommendation for the tools. You may also be curious about this. Well, I little bit got confused actually, for there are [...]

Tips to Improve the Alexa Rank of Your Website

Alexa is a website that provides information about a website’s traffic. Alexa Rank can portray the number of visitors who visit to a site based on record made by Alexa. Nowadays, Alexa Rank is very important for websites because there are some commercial website advertising services requiring Alexa ranking in terms of certain restrictions if [...]

Replacing Eyeball with Webcam

Because of an accident, an artist named Tanya Vlach suffers blindness. One of her eyes suffers total blindness because a car accident. However, the incidence seems inspiring her to make a unique case.

Tips to Save Your Internet Bandwidth

These tips may be useful if you use an internet connection with internet bandwidth quota or Volume Based.
1. Disable the function to load images and sound.
If you browse to a site and need only text information on the site, you can turn off the function to load images and sound.

Preventing Cancer

Nowadays many people, especially in developed countries, apply the behavior of healthy living in line with the movement of cancer prevention. Here are some recommended steps to prevent cancer. The first is to eat lots of vegetables, fruits, grains, and foods that contain fiber. At least one or two times in a day, we should [...]

Custom Body Scrub for Smoothing Blood Circulatory

Although it is still considered as a new thing western world, this body scrub is already a tradition in Middle East countries for centuries. You may use this body scrub when you feel that you need to do in depth cleaning for the sake of blood circulation.

How to Prevent Virus from Flash disk Infecting Your Computer

Flash disk is a media that is the most widely used in virus spread. At the time when we plug flas disk into computer’s USB port, then default windows will directly open a new task with the Auto play function. Many viruses use the Auto Play function to spread themselves and then infecting our computer.