Crunching the Big Bang With the Greatest Supercomputer Ever Built

Listening to the Skies Part of South Africa's Karoo Array Telescope, or MeerKAT, a project designed to demonstrate the country's capability to host the Square Kilometer Array. The SKA will be the largest telescope ever conceived, and will require untold amounts of computing power — the project will only be possible as exascale computing becomes a reality. SKA Africa/Nadeem Oozeer Popsci.com - A...

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Where Is The Center of the Universe?

Popsci.com - First, it’s important to know that the big bang wasn’t an explosion of matter into empty space—it was the rapid expansion of space itself. This means that every single point in the universe appears to be at the center. Think of the universe as an empty balloon with dots on it. Those dots represent clusters of galaxies. As the balloon inflates, every dot moves farther away from every other dot. The space between clusters...

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Bima Sakti Tampaknya Kosong Dari Materi Gelap

Studi yang paling akurat sejauh ini mengetahui bahwa gerakan bintang-bintang di Bima Sakti tidak menemukan bukti untuk materi gelap dalam volume besar di sekitar Matahari. Menurut teori yang diterima secara luas, lingkungan tata surya diperkirakan diisi oleh materi gelap yaitu suatu zat yang misterius, dikatakan misterius karena zat ini tak terlihat dan hanya dapat dideteksi secara tidak langsung menggunakan gaya gravitasi.Sebuah studi baru...

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'Worm Hole' Mesin Waktu Yang Akan Segera Ditemukan

Ada banyak film maupun novel fiksi yang mengangkat cerita tentang manusia yang mampu menjelajahi waktu ke masa depan maupun ke masa lalu dengan imajinasi para sutradara dan aminasi film yang sangat memukau tapi apakah benar pada kenyataannya manusia dapat pergi menjelajahi waktu? Para fisikawan tidak mau ketinggalan menganalisa aspek ilmiah dari teknologi-teknologi yang ditampilkan dalam film film yang bertemakan mesin waktu tersebut. Dulu...

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The Facts of the Jellyfish's sting and the treatment

This is the fourth post based upon my presentation given at the Wilderness Medical Society Annual Meeting held in Snowmass, Colorado from July 24-29, 2009. The presentation was entitled “Just When You Thought It Was Safe to Go Back in the Water.”” The topic was an overview of hazardous marine animals and it was delivered by me. In the previous posts, there was information about sharks, stingrays and scorpionfishes, and sea urchins. In this...

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