Giuseppe FrisellaHow to get wood without killing treesThere’s a silvicultural technique used in Japan that does just that, and it is called Daisugi.Feb 12Feb 12
Giuseppe FrisellaHow much stronger is Earth’s gravity compared to Mars and the Moon?The moon exerts a gravitational force with an intensity equal to 1/6 of that of the earth.Feb 12Feb 12
Giuseppe FrisellaAre there breathable liquids?Yes. Fluorocarbons are hydrocarbons made up of fluorine or bromine, and carbon only.Feb 12Feb 12
Giuseppe FrisellaHow much a human being costsThe photo does not include many other organs, such as the heart ($119,000), egg cells (up to $50,000), coronary artery ($1,525), small…Feb 12Feb 12
Giuseppe FrisellaStellar OdditiesELBM J0555–57Ab is a red dwarf that is part of a binary system 630 light-years away from us in the constellation Painter. The main star is…Feb 12Feb 12
Giuseppe FrisellaWhat numbers are made ofAccording to how numbers (and more generally, ordinals) are defined by Zermelo and von Neumann, they are literally made of nothing.Feb 12Feb 12
Giuseppe FrisellaCan a bike not have a chain?Apparently the Ceramic Speed company has made (not for all its models) a gimbal-like bike transmission.Feb 12Feb 12
Giuseppe FrisellaDo lobsters suffer when boiled in a pot?It is not that the lobster simply suffers: the lobster literally implodes on itself.Feb 12Feb 12
Giuseppe FrisellaWhat would happen if more than 90 percent of the earth’s surface was land?If the Earth’s surface were 10% covered with water instead of ~70%, then the planet would be going through geological and/or astronomical…Feb 12Feb 12
Giuseppe FrisellaWhat should the surface of a neutron star look like?These are the first mappings of the surface of a Pulsar, a variety of neutron star, precisely PSR J0030 +0451.Feb 12Feb 12
