Related topics: orbit · nasa · solar system · southern hemisphere

Software helps decrypt embryonic development

When new life develops, a tiny ball of initially identical cells has to form the different body parts of the mature organism. Sixty years ago, Alan Turing proposed that this body patterning is achieved by two types of signaling ...

Fixing the faults in our stars

The number 2016 divided by 4 equals 504, exactly – with no remainder, which makes the year 2016, like the upcoming years 2020, 2024 and 2028 (and beyond), a leap year. We will get an "extra" day, February 29.

A mathematical model for animal stripes

The back of a tiger could have been a blank canvas. Instead, nature painted the big cat with parallel stripes, evenly spaced and perpendicular to the spine. Scientists don't know exactly how stripes develop, but since the ...

Weird mathematical method holds up to testing

Twenty-two years after it was first proposed, mathematicians from Massey University, New Zealand, the Norwegian University of Science and Technology, Norway and La Trobe University, Australia have demonstrated why an unconventional ...

Princeton honors memory of 'Mind' mathematician John Nash

Princeton University said farewell to late mathematician and faculty member John Nash, whose life and battle with schizophrenia were chronicled in the Russell Crowe movie "A Beautiful Mind," with a day of remembrance events ...

Princeton honoring memory of mathematician John Nash

Five months after his remarkable life ended in a crash on a New Jersey highway, Princeton University is paying tribute to John Nash, the Nobel Prize-winning mathematician remembered by colleagues for his brilliance and by ...

Highest tides for 18.6 years set for this week in UK

Many places along the UK coastline will experience the highest tide for 18.6 years between the 19th and 30th of September, as a result of the co-incidence of a series of astronomical factors.

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