Questions
Research questions are the building block of our platform of scientific inquiry. Key questions are the ones at the heart of a mystery; every other question helps answer one of them.
5questions0answered0with no evidence yet
QuestionWhere it stands
Most likelyA stony asteroid some 50–80 m across that broke up and exploded about 8.5 km up
Most likelyThe anomalies reflect the local geology only
Most likelyAbout 10–15 Mt (range 10–40 Mt), from barograms, seismograms and forest damage scaled to nuclear tests
Most likelyThe body disintegrated into vapour and microscopic particles; nothing larger survived
Most likelyThe lake is an older thermokarst or river-plain lake unrelated to the event