Unexpected Elements Episodes Episode guide
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Gravitational waves and black holes
Gravitational waves from colliding supermassive black holes
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New variants of SARS-Cov2
SARS-Cov2: UK and South African new variants
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Coping with Covid
Making sense of a year of confusion
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A year with Covid -19
Looking back on how the virus emerged and the scientific response
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Covid -19 鈥� Mutations are normal
Viral mutations happen all the time but we still need to be wary of their impact.
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The unchecked spread of Covid-19 in Manaus
Around three-quarters of the city鈥檚 population are thought to have been infected
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Freak weather getting even freakier
This year has seen record-breaking Atlantic hurricanes, and now an Australian heatwave
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Vaccines 鈥� the Covid confusion
The problems with incomplete or contradictory trial data published by press release.
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Covid- 19 鈥� Good news on immunity
Immunity to the virus may last longer than previously thought
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Covid-19 defeats US Marines
The virus spread amongst recruits despite a range of thorough precautions
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Coronavirus spreads from mink to humans
What does transmission of coronavirus from mink to humans mean for the future vaccine?
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Osiris Rex stows asteroid material
Science news and highlights of the week
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Nasa probe Osiris Rex lands on asteroid
Science news and highlights of the week
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Covid -19 mortality
Why is there such a range in the number of deaths from Covid -19 between countries?
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Do Covid鈥�19 mutations matter?
Results from the most detailed investigation to date into mutations in the Covid-19 virus
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Are children the biggest Covid-19 spreaders?
Are children are spreading the virus more than any other group
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Why Covid -19 vaccines may not stop transmission
They're only designed to prevent disease developing, none have been tested against spread
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Malaria resistance breakthrough
Discovered in East Africa, the finding holds promise for completely new treatments.
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Covid -19 science versus politics
Are the politicians finally coming round to the scientist鈥檚 views on the way forward?
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Nyiragongo - is Goma under threat?
More than 2 million people live around this volcano, which has become more active
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Covid-19 Therapy Controversy
Is convalescent plasma really a 鈥榯remendous鈥� treatment for Covid-19?
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Trouble in Greenland
Greenland Ice Sheet; stalagmites & climate change;
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Putin鈥檚 Covid-19 vaccine
Despite widespread alarm, Russia is not about to roll out an untested vaccine.
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Counting the heat health threat from climate change
Future heat death toll; infections we catch from wildlife;
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NASA rover heads for Mars ancient lake
NASA 2020 rover launched on fresh search for life on Mars
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Making a Covid-19 vaccine for two billion people
The challenge of making two billion Covid-19 vaccine doses within the year.
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How long do Covid-19 antibodies last?
New research on how long our defences against the coronavirus last.
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Rwanda鈥檚 game changing coronavirus test
African scientists have developed a reliable, quicker and cheaper mass testing method
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Covid-19 and children
Why a minority become gravely ill is still a mystery
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Record high temperatures 鈥� in the Arctic
Siberia has seen 38 degrees Celsius, 100 degrees Fahrenheit
