Giuseppe FrisellaHow to get wood without killing treesThere’s a silvicultural technique used in Japan that does just that, and it is called Daisugi.·1 min read·Feb 12, 2024----
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.·1 min read·Feb 12, 2024----
Giuseppe FrisellaAre there breathable liquids?Yes. Fluorocarbons are hydrocarbons made up of fluorine or bromine, and carbon only.·1 min read·Feb 12, 2024----
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…·1 min read·Feb 12, 2024----
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…·2 min read·Feb 12, 2024----
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.·1 min read·Feb 12, 2024----
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.·2 min read·Feb 12, 2024----
Giuseppe FrisellaDo lobsters suffer when boiled in a pot?It is not that the lobster simply suffers: the lobster literally implodes on itself.·1 min read·Feb 12, 2024----
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…·3 min read·Feb 12, 2024----
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.·2 min read·Feb 12, 2024----