November 2018
How many people does it take to colonise an exoplanet?
... childless married couples who would postpone parenthood until relatively late in their reproductive life, maximising the capacity ... real societies where people tend to avoid marrying close relatives anyway. In fact, we found successful missions were ...
June 2019
Does the speed of light change with time?
... wasn’t until Albert Einstein presented his theory of special relativity that the need for an ether became redundant. The speed... entwined with Albert Einstein’s theories of special relativity and general relativity. Why does light travel at this speed...
June 2021
Is NewSpace really so new?
... leads to reduced lifetimes. This makes NewSpace attractive for early-stage equity investors which are interested in a relatively fast return for their investments and thus less interested in long development and amortisation periods, as is the...
November 2021
Space insurance and the future of risk management
... recognise that they have to work together, if their respective businesses are to prosper. This means that the relative level of mutual respect between underwriters and a specific broker can have a financially substantial effect on a client’s bottom...
07 October 2020
The Nobel Prize in Physics 2020 awarded to three astrophysicists
...direct consequence of Albert Einstein’s general theory of relativity. Einstein did not himself believe that black holes ... as the most important contribution to the general theory of relativity since Einstein. Reinhard Genzel and Andrea Ghez each lead ...
July 2014
X-51A Waverider, hypersonics, and the potential of airbreathing engines
... was in turn constructed by the Rocketdyne Corporation1, burning a relatively conventional jet fuel. Scramjets had long been seen as a ..., including the X-51A, produce efficient lift with relatively low drag. Sharp leading edges and pointed noses also...
