User Tools

    To create and edit articles, please register and log-in

Site Tools


Main Menu

Main menu
Click categories to expand


A-Z listingplugin-autotooltip__plain plugin-autotooltip_bigA-Z listing

This is an alphabetical index of all content pages.


Other categories

Utilities

Contacts
Register

Also see

Importance Ratings
News
Legal
Donate/Sponsor


Wikenigma supports:


Feeds etc
rss / xml feed
sitemap file
A-Z listing (archived)


Auto-Translate Site

Wikenigma - an Encyclopedia of Unknowns Wikenigma - an Encyclopedia of the Unknown

New and Recently-changed articles

These are recent changes to Wikenigma
Newest at the top. Click links to view . . .


New articles :

  • The 'Sea peoples'plugin-autotooltip__plain plugin-autotooltip_bigThe 'Sea peoples'

    The Sea Peoples. refers to a 'seafaring confederation' of ethnic and sociological groups which is said to have dominated the Eastern Mediterranean around 1,200 - 900 BCE.

    It has been proposed that the Sea Peoples originated from a number of different…
  • Basque language originsplugin-autotooltip__plain plugin-autotooltip_bigBasque language origins

    The Basque language - which is spoken in the Basque Country, and also extending over a strip along eastern areas of the Bay of Biscay in Spain and France - is classified as a language isolate. There are currently around 800,000 speakers.
  • Global stillingplugin-autotooltip__plain plugin-autotooltip_bigGlobal stilling

    Global Stilling refers to the measured reduction in average terrestrial surface windspeeds over the last 40 years.

    Measurements worldwide have shown a reduction of between 5% and 15%.

    There is currently no agreed explanation of the effect.
  • Photomultipler dark rate anomalyplugin-autotooltip__plain plugin-autotooltip_bigPhotomultipler dark rate anomaly

    Photomultipliers, developed during the early part of the 20th century, are ultrasensitive light detectors. They are still in widespread use, and can detect extremely low levels of light - even single photons. See : Wikipedia
  • Isoprene emissions from plantsplugin-autotooltip__plain plugin-autotooltip_bigIsoprene emissions from plants

    Isoprene is a simple organic molecule ( C5H8 , or, more accurately CH2=C(CH3)−CH=CH2 ) which is emitted into the atmosphere by (some) plants - notably are oaks, poplars, eucalyptus and pines. The first report of isoprene emissions from p…

Recently edited articles :

  • Hoarding disorderplugin-autotooltip__plain plugin-autotooltip_bigHoarding disorder

    "Hoarding disorder is a persistent difficulty discarding or parting with possessions because of a perceived need to save them. A person with hoarding disorder experiences distress at the thought of getting rid of the items. Excessive accumulation of …
  • Whale Songplugin-autotooltip__plain plugin-autotooltip_bigWhale Song

    Several species of whales - notably the male Humpback Whales (Megaptera novaeangliae) - engage in so-called 'singing' displays. (The songs were first noted by undersea microphone systems installed to detect the movements of submarines.)

    "
  • Basque language originsplugin-autotooltip__plain plugin-autotooltip_bigBasque language origins

    The Basque language - which is spoken in the Basque Country, and also extending over a strip along eastern areas of the Bay of Biscay in Spain and France - is classified as a language isolate. There are currently around 800,000 speakers.
  • The 'Sea peoples'plugin-autotooltip__plain plugin-autotooltip_bigThe 'Sea peoples'

    The Sea Peoples. refers to a 'seafaring confederation' of ethnic and sociological groups which is said to have dominated the Eastern Mediterranean around 1,200 - 900 BCE.

    It has been proposed that the Sea Peoples originated from a number of different…
  • Drumlinsplugin-autotooltip__plain plugin-autotooltip_bigDrumlins

    "Drumlins are elongated hills of glacial deposits. They can be 1 km long and 500 m wide, often occurring in groups. A group of drumlins is called a drumlin swarm or a basket of eggs, eg Vale of Eden.[UK]

    Source : BBC Glacial Depostion"

    They are formed from …
  • Mima moundsplugin-autotooltip__plain plugin-autotooltip_bigMima mounds

    Mima Mounds are low, dome-like, symmetrical natural mounds on terrestrial terrain - mainly composed of loose, unstratified, often gravelly sediment. They have a diameter of 3 to 50 m, and a height of 0.2 to 2 m.

    They are found mainly in the northwestern Un…
  • Pit Alignmentsplugin-autotooltip__plain plugin-autotooltip_bigPit Alignments

    "Pit alignments are a little-known type of prehistoric monument found throughout the British Isles, the function of which is at present poorly understood. They consist of a series of evenly spaced and often relatively shallow pits arranged in lines. The…
  • Halofantrineplugin-autotooltip__plain plugin-autotooltip_bigHalofantrine

    Halofantrine is a commonly prescribed drug used to treat severe malaria. It was first marketed in 1998, and was widely used - treating more than 20 million patients up to 2005. ( Source: Malaria Journal, 8: 289. )

    It's sold under the brand names Halfan a…
  • Takotsubo syndromeplugin-autotooltip__plain plugin-autotooltip_bigTakotsubo syndrome

    Takotsubo syndrome (TTS) is also known as Broken Heart Syndrome, Takotsubo cardiomyopathy, Stress cardiomyopathy and Apical ballooning syndrome. It's a temporary heart condition linked to stress - which can be physical, emotional or induced by illne…
  • Good's syndromeplugin-autotooltip__plain plugin-autotooltip_bigGood's syndrome

    Good's Syndrome was first described in 1955. Patients develop a thymoma (tumour of the thymus) and have greatly reduced antibody efficiency.

    It's a rare disease, but nevertheless affects several thousand people worldwide each year.
  • Cable Bacteriaplugin-autotooltip__plain plugin-autotooltip_bigCable Bacteria

    Cable bacteria are filamentous bacteria, found in aqueous sediments, which form chains that conduct electricity. They transfer electrons across distances over 1cm (possibly more) in sediment and groundwater aquifers. They enable the reduction of oxygen a…
  • Down syndromeplugin-autotooltip__plain plugin-autotooltip_bigDown syndrome

    It has been known since 1959 that Down syndrome is a genetic condition caused by an apparently random error in cell division, which results in the presence of an extra copy (or part copy) of chromosome 21.

    The parents of Down syndrome children are usuall…
  • Nettle stingsplugin-autotooltip__plain plugin-autotooltip_bigNettle stings

    The mechanical and chemical modes which are used by nettles to 'sting' have been studied for more than 150 years.

    "The toxic effects of extracts from stinging hairs of Urtica spp. have not been well characterized due to the difficulty in extracting toxi…
  • Negative Massplugin-autotooltip__plain plugin-autotooltip_bigNegative Mass

    The idea that some exotic forms of matter might have 'negative mass' was first proposed in the 1950's.

    In 2017, a team from Washington State University described an set of experiments which claimed observation of negative mass particles.
  • Gecko pad adhesionplugin-autotooltip__plain plugin-autotooltip_bigGecko pad adhesion

    Geckos (small reptiles of the family Gekkonidae ) can walk upside down on almost any surface due to the microscopic hairs, called setae, on their toe pads.

    Since the discovery of the molecular Van der Waals Force - which causes very closely aligned…

Dear reader : Do you have any suggestions for the site's content?

Ideas for new topics, and suggested additions / corrections for old ones, are always welcome.

If you have skills or interests in a particular field, and have suggestions for Wikenigma, get in touch !


Or, if you'd like to become a regular contributor . . . request a login password. Registered users can edit the entire content of the site, and also create new pages.

( The 'Notes for contributors' section in the main menu has further information and guidelines etc.)

Automatic Translation

You are currently viewing an auto-translated version of Wikenigma

Please be aware that no automatic translation engines are 100% accurate, and so the auto-translated content will very probably feature errors and omissions.

Nevertheless, Wikenigma hopes that the translated content will help to attract a wider global audience.


DOKUWIKI IMPLEMENTATION DESIGN BY UNIV.ORG.UK JANUARY 2022