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Giant Sperm Found in Microfossil

1 comment Yessi Pratiwi — June 20, 2009 / 9:28 am

It was reported in ScienceDaily that an international group of researchers led by Dr. Renate Matzke-Karasz, Ludwig-Maximilians-Universität (LMU) in Munich, has indirectly detected signs of giant sperm in fossilized ostracods. Picture shows the length of the filamentous, helical sperm-cells of freshwater ostracods can reach up to ten times the body length of its producer. The longest [...]

New Chemical Weapon In Poison Frogs’ Arsenal Found

Comments Yessi Pratiwi — June 10, 2009 / 6:26 pm

In the news reported by ScienceDaily, June 9th, it was mentioned that there has been found a surprising chemical weapon used by some Amazonian poison frogs. The poisen itself identified as never been known before, called as the N-methyldecahydroquinolines. As I read on some sources, it is reported that N-methyldecahydroquinolines known to beat the Class of Alkaloids. [...]

3D DNA Nanotubes Created

In the previous research held by Departments of Biological Chemistry and Molecular Pharmacology and Genetics, Harvard Medical School, Boston, and Department of Cancer Biology, Dana–Farber Cancer Institute, Boston, the induced alignment of membrane proteins has been used for NMR structure determination. Yet recently, Arizona State University researchers reveal for the first time the three-dimensional character of [...]

Dogs Can Be Jealous When Treated Unfair

1 comment Yessi Pratiwi — December 9, 2008 / 5:01 pm

Beside primates, dogs recently have been found to have a jealous feeling. What a funny fact, right? NewScientist reported, when a dog treated unfair compared to another dogs in the same environment, he’ll show his envy clearly. Well, how will he act, then? Friederike Range and her colleagues at the University of Vienna, Austria, asked [...]

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  • Koen — Terima kasih, Echi dan Dhani :). Salah satu misi Pernik Ilmu memang membuka mata masyarakat, dengan bahasa awam, tentang fakta-fakta ...
  • » Mengapa Langit Malam Gelap? ~ Blog Archive ~ Pernik Ilmu (Asia Blogging Network) — [...] pertama di Pernik Ilmu ini berjudul Mengapa Langit Biru :). Tapi kita tahu langit hanya biru di hari yang ...
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  • Taufik Hidayat — Mengapa pd wkt bln purnama kalau kita mancing dilaut, gak ada ikannya yg mau makan umpan yg ada di kail ...
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