Category: Sciences

  • X-rays of celebs and stars

    X-rays of celebs and stars

    The stars of show business and other stars are chased all around the world by paparazzis. Sometimes even catch them in X-ray photos. Here are the evidences: Pamela Anderson Homer Simpson Mickey Mouse

  • The old table cloth trick, both ways

    Link to YouTube

  • Jaguars are not worth it, in the US

    It’s really sad, but jaguars are on the brink of extinction nearly everywhere in the American continent. Normally, this should justify to start a few positive actions to protect them. But not for the American administration. According to Nature: The US government will not attempt to save jaguars from extinction within the formal system of…

  • How to identify birds?

    After having shot a few hundreds (er… a few thousands) photos in Brazil, I ended up with a stack of images. Some were easy to label. Some were less esay to label. Particularly, for wild birds, the problem is to quickly determine the species that is appearing on the photo. Several solutions are open to…

  • Amazing images of Earth seen from space

    Amazing images of Earth seen from space

    Source: 11 phenomenal images of earth.

  • Les Roses – Redouté

    Les Roses – Redouté

    Pierre-Joseph Redouté (1759-1840) is certianly considered the greatest drawing artist of plants and flowers. Many copies of his paintings and engravings are available on line. Why not start with his page on BiblioOdyssey?

  • Whale ancestor found

    Whale ancestor found

    We all knew that the whale was actually a terrestrial mammal gone back to the sea a few million years ago (this is most visible in the presence of vestigial leg bones that are not associated to externally apparent legs or fins), but it was a bit difficult to say exactly what the ancestor looked…

  • Robots have optical illusions, too

    Robots have optical illusions, too

    It was not trivial, but artificial networks trained to recognize surfaces have the same difficulties to recognize them in 3D optical illusions (as humans have). Source: CNN International, “robots tricked by optical illusion“.

  • An 8-feet long scorpion

    There was only a claw. It was dead for nearly 390 millions d’années. But this little creepie-crawlie was probably much more than 2-meter long. Anyway, it was only one of the most impressive guys arthropods of this era reaching these gigantic proportions only explainable by the fact that the harsh competition for survival did not…